[
  {
    "id": "atomausstieg-2023",
    "title": "Atomausstieg 2023: Die letzten drei Kernkraftwerke gehen vom Netz",
    "sources": [
      {
        "url": "https://www.base.bund.de/de/nukleare-sicherheit/atomausstieg/abgeschaltete-akw/2022/die-drei-letzten-akw.html",
        "title": "Abschaltung der Atomkraftwerke Isar 2, Emsland & Neckarwestheim 2",
        "publisher": "Bundesamt für die Sicherheit der nuklearen Entsorgung"
      },
      {
        "url": "https://www.bpb.de/kurz-knapp/hintergrund-aktuell/520059/atomausstieg-deutschland-verabschiedet-sich-endgueltig-von-der-kernkraft/",
        "title": "Atomausstieg — Deutschland verabschiedet sich endgültig von der Kernkraft",
        "publisher": "Bundeszentrale für politische Bildung"
      },
      {
        "url": "https://www.destatis.de/DE/Presse/Pressemitteilungen/2024/03/PD24_087_43312.html",
        "title": "Stromerzeugung 2023: 56 % aus erneuerbaren Energieträgern",
        "publisher": "Statistisches Bundesamt"
      },
      {
        "url": "https://www.ise.fraunhofer.de/de/presse-und-medien/presseinformationen/2024/oeffentliche-stromerzeugung-2023-erneuerbare-energien-decken-erstmals-grossteil-des-stromverbrauchs.html",
        "title": "Öffentliche Stromerzeugung 2023: Erneuerbare Energien decken erstmals Großteil des Stromverbrauchs",
        "publisher": "Fraunhofer ISE"
      }
    ]
  },
  {
    "id": "calder-hall-1956",
    "title": "Calder Hall liefert erstmals Kernstrom im kommerziellen Maßstab",
    "sources": [
      {
        "url": "https://www.guinnessworldrecords.com/world-records/100509-first-commercial-nuclear-power-station",
        "title": "First commercial nuclear power station",
        "publisher": "Guinness World Records"
      },
      {
        "url": "https://www.world-nuclear-news.org/Articles/UK-marks-60th-anniversary-of-Calder-Hall",
        "title": "UK marks 60th anniversary of Calder Hall",
        "publisher": "World Nuclear News"
      },
      {
        "url": "https://www.ans.org/news/article-4317/the-world-watched-as-queen-elizabeth-ii-welcomed-the-uks-atomic-age/",
        "title": "The world watched as Queen Elizabeth II welcomed the U.K.'s Atomic Age",
        "publisher": "American Nuclear Society"
      },
      {
        "url": "https://www.gracesguide.co.uk/Calder_Hall_Power_Station",
        "title": "Calder Hall Power Station",
        "publisher": "Grace's Guide to British Industrial History"
      }
    ]
  },
  {
    "id": "cop28-beschluss-2023",
    "title": "Zum ersten Mal nennt ein Klimabeschluss die fossilen Brennstoffe",
    "sources": [
      {
        "url": "https://news.un.org/en/story/2023/12/1144742",
        "title": "COP28 ends with call to transition away from fossil fuels",
        "publisher": "Vereinte Nationen"
      },
      {
        "url": "https://www.un.org/en/climatechange/cop28",
        "title": "COP28: Climate action cannot wait (Übersichtsseite der Vereinten Nationen)",
        "publisher": "Vereinte Nationen"
      },
      {
        "url": "https://www.energymonitor.ai/international-treaties/global-stocktake-text-signalling-end-of-fossil-fuels-is-adopted-at-cop28/",
        "title": "Global Stocktake text signalling end of fossil fuels is adopted at COP28",
        "publisher": "Energy Monitor"
      },
      {
        "url": "https://www.realinstitutoelcano.org/en/analyses/cop28-the-long-road-to-transitioning-away-from-fossil-fuels/",
        "title": "COP28: the long road to transitioning away from fossil fuels",
        "publisher": "Real Instituto Elcano"
      }
    ]
  },
  {
    "id": "cop30-belem-2025",
    "title": "In Belém fehlt der Fahrplan weg von Öl, Gas und Kohle",
    "sources": [
      {
        "url": "https://www.carbonbrief.org/cop30-key-outcomes-agreed-at-the-un-climate-talks-in-belem",
        "title": "COP30: Key outcomes agreed at the UN climate talks in Belém",
        "publisher": "Carbon Brief"
      },
      {
        "url": "https://www.c2es.org/document/key-negotiations-related-outcomes-of-the-un-climate-conference-in-belem/",
        "title": "Key Negotiations & Related Outcomes of the UN Climate Conference in Belém",
        "publisher": "Center for Climate and Energy Solutions (C2ES)"
      },
      {
        "url": "https://www.ucs.org/about/news/cop30-update-fossil-fuels-omitted-finance-insufficient",
        "title": "Adaptation Finance Low-Balled, Glaring Omission of Just Transition Away from Fossil Fuels in New COP30 Text",
        "publisher": "Union of Concerned Scientists"
      },
      {
        "url": "https://news.un.org/en/story/2025/11/1166433",
        "title": "Belém COP30 delivers climate finance boost and a pledge to plan fossil fuel transition",
        "publisher": "UN News"
      },
      {
        "url": "https://news.mongabay.com/2025/11/brazil-aims-for-alternative-route-to-fossil-fuel-road-map-after-cop30-failure/",
        "title": "Brazil aims for alternative route to fossil fuel road map after COP30 failure",
        "publisher": "Mongabay"
      }
    ]
  },
  {
    "id": "drake-well-1859",
    "title": "Bei Titusville wird zum ersten Mal planmäßig nach Öl gebohrt",
    "sources": [
      {
        "url": "https://www.drakewell.org/about-us/site-history",
        "title": "Site History",
        "publisher": "Drake Well Museum (Pennsylvania Historical and Museum Commission)"
      },
      {
        "url": "https://www.asme.org/about-asme/engineering-history/landmarks/40-drake-oil-well",
        "title": "Drake Oil Well — Engineering Landmark #40",
        "publisher": "American Society of Mechanical Engineers"
      },
      {
        "url": "https://aoghs.org/petroleum-pioneers/american-oil-history/",
        "title": "First American Oil Well",
        "publisher": "American Oil & Gas Historical Society"
      }
    ]
  },
  {
    "id": "eeg-2000",
    "title": "Das Erneuerbare-Energien-Gesetz tritt in Kraft",
    "sources": [
      {
        "url": "https://www.clearingstelle-eeg-kwkg.de/suche/type/gesetz/275",
        "title": "Gesetz für den Vorrang Erneuerbarer Energien (Urfassung EEG 2000)",
        "publisher": "Clearingstelle EEG|KWKG"
      },
      {
        "url": "https://www.umweltbundesamt.de/themen/klima-energie/erneuerbare-energien/erneuerbare-energien-gesetz",
        "title": "Erneuerbare-Energien-Gesetz",
        "publisher": "Umweltbundesamt"
      },
      {
        "url": "https://www.umweltbundesamt.de/themen/erneuerbare-energien-in-deutschland-wachstum-2025",
        "title": "Erneuerbare Energien in Deutschland: Wachstum 2025 verhalten",
        "publisher": "Umweltbundesamt"
      },
      {
        "url": "https://www.unendlich-viel-energie.de/themen/politik/deutschland/20-jahre-eeg",
        "title": "20 Jahre EEG — weltweites Vorbild und Instrument für den Klimaschutz",
        "publisher": "Agentur für Erneuerbare Energien"
      },
      {
        "url": "https://www.bundesnetzagentur.de/1087156",
        "title": "Bundesnetzagentur veröffentlicht Daten zum Strommarkt 2025",
        "publisher": "Bundesnetzagentur"
      }
    ]
  },
  {
    "id": "eu-verbot-russisches-gas-2026",
    "title": "Die EU verbietet russisches Gas in Stufen",
    "sources": [
      {
        "url": "https://www.consilium.europa.eu/en/press/press-releases/2026/01/26/russian-gas-imports-council-gives-final-greenlight-to-a-stepwise-ban/",
        "title": "Rat der EU, Pressemitteilung vom 26.01.2026: Russian gas imports: Council gives final green light to a stepwise ban",
        "publisher": "Europäische Union"
      },
      {
        "url": "https://www.arendt.com/news-insights/news/eu-adopts-regulation-to-phase-out-russian-gas-and-oil-imports/",
        "title": "EU adopts Regulation to phase out Russian gas and oil imports",
        "publisher": "Arendt & Medernach"
      },
      {
        "url": "https://www.europarl.europa.eu/news/en/press-room/20251211IPR32169/eu-to-phase-out-imports-of-russian-gas",
        "title": "Europäisches Parlament, Pressemitteilung: EU to phase out imports of Russian gas",
        "publisher": "Europäische Union"
      },
      {
        "url": "https://www.eurointegration.com.ua/eng/news/2026/02/2/7230303/",
        "title": "EU to begin phasing out Russian gas on 3 February, first contracts to be cancelled from 25 April",
        "publisher": "European Pravda"
      },
      {
        "url": "https://www.reedsmith.com/articles/european-commission-exempts-six-countries-from-prior-authorisation-for-gas-imports-under-repowereu-regulation/",
        "title": "European Commission exempts six countries from prior authorisation for gas imports under REPowerEU Regulation",
        "publisher": "Reed Smith"
      },
      {
        "url": "https://www.parlament.gv.at/gegenstand/XXVIII/EU/65720",
        "title": "Case C-46/26 (Hungary v Parliament and Council)",
        "publisher": "Österreichisches Parlament (EU-Datenbank)"
      },
      {
        "url": "https://www.parlament.gv.at/gegenstand/XXVIII/EU/72463",
        "title": "Case C-398/26 (Slovakia v European Parliament and Council)",
        "publisher": "Österreichisches Parlament (EU-Datenbank)"
      },
      {
        "url": "https://unn.ua/en/news/slovakia-filed-a-lawsuit-against-the-eu-over-the-ban-on-russian-gas-and-oil-supplies",
        "title": "Slovakia filed a lawsuit against the EU over the ban on Russian gas",
        "publisher": "UNN"
      },
      {
        "url": "https://eur-lex.europa.eu/eli/reg/2026/261/oj/eng",
        "title": "Regulation (EU) 2026/261 on phasing out Russian natural gas imports and preparing the phase-out of Russian oil imports",
        "publisher": "Europäische Union"
      }
    ]
  },
  {
    "id": "faraday-induktion-1831",
    "title": "Faraday entdeckt die elektromagnetische Induktion",
    "sources": [
      {
        "url": "https://www.edn.com/faraday-discovers-electromagnetic-induction-august-29-1831/",
        "title": "Faraday Discovers Electromagnetic Induction, August 29, 1831",
        "publisher": "EDN"
      },
      {
        "url": "https://www.aps.org/apsnews/2001/08/faraday-electromagnetism",
        "title": "September 4, 1821 and August 29, 1831: Faraday and Electromagnetism",
        "publisher": "American Physical Society (APS News)"
      },
      {
        "url": "https://www.rigb.org/explore-science/explore/collection/michael-faradays-ring-coil-apparatus",
        "title": "Michael Faraday’s ring-coil apparatus",
        "publisher": "Royal Institution"
      }
    ]
  },
  {
    "id": "fukushima-daiichi-2011",
    "title": "Fukushima Daiichi und die Grenzen der Auslegung",
    "sources": [
      {
        "url": "https://world-nuclear.org/information-library/safety-and-security/safety-of-plants/fukushima-daiichi-accident",
        "title": "Fukushima Daiichi Accident",
        "publisher": "World Nuclear Association"
      },
      {
        "url": "https://www.nrc.gov/reading-rm/doc-collections/fact-sheets/japan-events.html",
        "title": "Backgrounder: NRC Response to the 2011 Fukushima Daiichi Accident in Japan",
        "publisher": "U.S. Nuclear Regulatory Commission"
      },
      {
        "url": "https://oecd-nea.org/jcms/pl_27411/fukushima-daiichi-nuclear-accident",
        "title": "Fukushima Daiichi nuclear accident",
        "publisher": "OECD Nuclear Energy Agency"
      }
    ]
  },
  {
    "id": "gas-light-and-coke-company-1812",
    "title": "Gas Light and Coke Company baut das erste öffentliche Gaswerk",
    "sources": [
      {
        "url": "https://www.gracesguide.co.uk/Gas_Light_and_Coke_Co",
        "title": "Gas Light and Coke Co",
        "publisher": "Grace's Guide To British Industrial History"
      },
      {
        "url": "https://atom.aim25.com/index.php/gas-light-and-coke-company-1812-1949-x-chartered-gas-light-and-coke-company-3",
        "title": "Gas Light and Coke Company, 1812-1949 (Authority record)",
        "publisher": "AIM25 (Archives in London and the M25 area)"
      },
      {
        "url": "https://www.nationalgasmuseum.org.uk/discover/the-early-days/",
        "title": "The Early Days",
        "publisher": "National Gas Museum"
      },
      {
        "url": "https://www.londonmuseum.org.uk/collections/v/object-93504/fred-a-winsor-originator-of-public-gas-lighting-founder-of-the-gas-light-and-coke-company-incorporated-by-charter-ad-1812/",
        "title": "Fred. A. Winsor Originator of Public Gas-Lighting. Founder of the Gas-Light and Coke Company, incorporated by Charter AD 1812.",
        "publisher": "London Museum"
      }
    ]
  },
  {
    "id": "heron-aeolipile-1-jh",
    "title": "Heron beschreibt die Aeolipile: Dampf dreht eine Kugel",
    "sources": [
      {
        "url": "https://mathshistory.st-andrews.ac.uk/SH/heron_sh.pdf",
        "title": "Hero of Alexandria and his Amazing Experiments",
        "publisher": "MacTutor History of Mathematics, University of St Andrews"
      },
      {
        "url": "https://arxiv.org/pdf/1101.3470",
        "title": "Water, air and fire at work in Hero's machines (A. C. Sparavigna, Politecnico di Torino)",
        "publisher": "arXiv"
      },
      {
        "url": "https://www.smith.edu/bigbad/historyscitech/museum/ancient_inventions/steamengine2.html",
        "title": "Museum of Ancient Inventions: Heron's Steam Engine",
        "publisher": "Smith College"
      },
      {
        "url": "https://thocp.callapple.org/biographies/heron_alexandria.html",
        "title": "Heron of Alexandria",
        "publisher": "The History of Computing Project"
      }
    ]
  },
  {
    "id": "hoover-damm-1936",
    "title": "Der Hoover-Damm geht ans Netz",
    "sources": [
      {
        "url": "https://www.usbr.gov/lc/hooverdam/faqs/damfaqs.html",
        "title": "Hoover Dam — Frequently Asked Questions and Answers (The Dam)",
        "publisher": "U.S. Bureau of Reclamation"
      },
      {
        "url": "https://www.usbr.gov/lc/hooverdam/faqs/powerfaq.html",
        "title": "Hoover Dam — Frequently Asked Questions and Answers (Powerplant)",
        "publisher": "U.S. Bureau of Reclamation"
      },
      {
        "url": "https://www.nps.gov/articles/nevada-and-arizona-hoover-dam.htm",
        "title": "Nevada and Arizona: Hoover Dam",
        "publisher": "U.S. National Park Service"
      },
      {
        "url": "https://hoover.archives.gov/hoovers/hoover-dam",
        "title": "The Hoover Dam",
        "publisher": "Herbert Hoover Presidential Library and Museum"
      },
      {
        "url": "https://www.edn.com/1st-hoover-dam-electric-generator-goes-into-full-operation-october-26-1936/",
        "title": "1st Hoover Dam electric generator goes into full operation, October 26, 1936",
        "publisher": "EDN"
      },
      {
        "url": "https://www.usbr.gov/lc/hooverdam/history/articles/chrono.html",
        "title": "Hoover Dam — Chronology",
        "publisher": "U.S. Bureau of Reclamation"
      },
      {
        "url": "https://www.census.gov/about/history/stories/monthly/2025/september-2025.html",
        "title": "History and the Census: Hoover Dam",
        "publisher": "U.S. Census Bureau"
      }
    ]
  },
  {
    "id": "irak-oelfelder-bieterrunde-2009",
    "title": "Der Irak versteigert seine Ölfelder — und bringt in der ersten Runde nur einen Vertrag zustande",
    "sources": [
      {
        "url": "https://www.cbsnews.com/news/iraqs-first-oil-auction-sputters/",
        "title": "Iraq's First Oil Auction Sputters (AP, 30. Juni 2009)",
        "publisher": "CBS News / Associated Press"
      },
      {
        "url": "https://www.aljazeera.com/news/2009/6/30/bp-group-wins-iraq-oil-contract",
        "title": "BP group wins Iraq oil contract",
        "publisher": "Al Jazeera"
      },
      {
        "url": "https://www.oxfordenergy.org/wpcms/wp-content/uploads/2018/10/Iraqi-Oil-industry-evolution-and-short-and-medium-term-prospects-WPM-79.pdf",
        "title": "Iraqi Oil: industry evolution and short and medium-term prospects (WPM 79, Oktober 2018)",
        "publisher": "Oxford Institute for Energy Studies"
      },
      {
        "url": "https://www.equinor.com/news/archive/2009/12/12/12DecIraq",
        "title": "Lukoil and Statoil with winning bid on the West Qurna 2 field in Iraq (12. Dezember 2009)",
        "publisher": "Equinor (damals Statoil)"
      },
      {
        "url": "https://time.com/archive/6948918/u-s-companies-shut-out-as-iraq-auctions-its-oil-fields/",
        "title": "U.S. Companies Shut Out as Iraq Auctions Its Oil Fields (19. Dezember 2009)",
        "publisher": "TIME (Vivienne Walt)"
      },
      {
        "url": "https://iea.blob.core.windows.net/assets/fb1f67b9-3515-4b5a-bb40-06ca0b83ef70/Iraq_Energy_Outlook.pdf",
        "title": "Iraq's Energy Sector: A Roadmap to a Brighter Future (2019)",
        "publisher": "Internationale Energieagentur (IEA)"
      }
    ]
  },
  {
    "id": "lauffen-frankfurt-1891",
    "title": "Lauffen–Frankfurt 1891: Strom fließt erstmals 175 Kilometer weit",
    "sources": [
      {
        "url": "https://www.vde.com/de/geschichte/karte/baden-wuerttemberg/drehstromuebertragung-lauffen-frankfurt",
        "title": "Drehstromübertragung Lauffen-Frankfurt",
        "publisher": "VDE Verband der Elektrotechnik Elektronik Informationstechnik"
      },
      {
        "url": "https://www.lindahall.org/about/news/scientist-of-the-day/mikhail-dolivo-dobrovolsky/",
        "title": "Scientist of the Day: Mikhail Dolivo-Dobrovolsky",
        "publisher": "Linda Hall Library of Science, Engineering & Technology"
      },
      {
        "url": "https://www.deutsches-museum.de/ausstellungen/werkstoffe-energie/starkstromtechnik/geschichte/",
        "title": "Geschichte der Starkstromtechnik",
        "publisher": "Deutsches Museum"
      },
      {
        "url": "https://germanhistory-intersections.org/de/wissen-und-bildung/ghis:image-10",
        "title": "Elektrizitätsausstellung in Frankfurt am Main (1891)",
        "publisher": "German History Intersections"
      },
      {
        "url": "https://de.wikipedia.org/wiki/Drehstrom%C3%BCbertragung_Lauffen%E2%80%93Frankfurt",
        "title": "Drehstromübertragung Lauffen–Frankfurt",
        "publisher": "Wikipedia"
      },
      {
        "url": "https://ethw.org/Milestones:Long_Distance_Electric_Power_Transmission_Using_Three-Phase_Alternating_Current,_1891",
        "title": "Milestones: Long Distance Electric Power Transmission Using Three-Phase Alternating Current, 1891",
        "publisher": "ETHW (IEEE History Center)"
      }
    ]
  },
  {
    "id": "lithium-ionen-akku-1991",
    "title": "Erster kommerzieller Lithium-Ionen-Akku kommt 1991 von Sony",
    "sources": [
      {
        "url": "https://www.nobelprize.org/prizes/chemistry/2019/press-release/",
        "title": "The Nobel Prize in Chemistry 2019 — Press release",
        "publisher": "Nobelprize.org (Königlich Schwedische Akademie der Wissenschaften)"
      },
      {
        "url": "https://www.energy.gov/science/articles/charging-development-lithium-ion-batteries",
        "title": "Charging Up the Development of Lithium-Ion Batteries",
        "publisher": "U.S. Department of Energy"
      },
      {
        "url": "https://news.uchicago.edu/story/john-b-goodenough-shares-nobel-prize-invention-lithium-ion-battery",
        "title": "John B. Goodenough shares Nobel Prize in Chemistry for invention of lithium-ion battery",
        "publisher": "University of Chicago"
      },
      {
        "url": "https://www.nobelprize.org/prizes/chemistry/2019/popular-information/",
        "title": "The Nobel Prize in Chemistry 2019 — Popular information: They developed the world's most powerful battery",
        "publisher": "Nobelprize.org (Königlich Schwedische Akademie der Wissenschaften)"
      }
    ]
  },
  {
    "id": "masjed-soleyman-1908",
    "title": "Masjed Soleyman: 1908 wird erstmals im Nahen Osten Öl gefunden",
    "sources": [
      {
        "url": "https://www.aapg.org/news-and-media/explorer/the-first-oil-field-in-the-middle-east/",
        "title": "The First Oil Field in the Middle East",
        "publisher": "American Association of Petroleum Geologists"
      },
      {
        "url": "https://en.wikipedia.org/wiki/Masjed_Soleyman_oil_field",
        "title": "Masjed Soleyman oil field",
        "publisher": "Wikipedia"
      },
      {
        "url": "https://geoexpro.com/the-first-oil-discoveries-in-the-middle-east/",
        "title": "The First Oil Discoveries in the Middle East",
        "publisher": "GeoExPro"
      },
      {
        "url": "https://www.iranicaonline.org/articles/anglo-persian-oil-company/",
        "title": "Anglo-Persian Oil Company",
        "publisher": "Encyclopaedia Iranica"
      },
      {
        "url": "https://api.parliament.uk/historic-hansard/commons/1914/jun/29/anglo-persian-oil-contract",
        "title": "Anglo-Persian Oil Contract (HC Deb 29 June 1914)",
        "publisher": "Hansard (UK Parliament)"
      },
      {
        "url": "https://www.gov.uk/government/history/past-prime-ministers/herbert-henry-asquith",
        "title": "Herbert Henry Asquith",
        "publisher": "GOV.UK – History of the UK Government"
      },
      {
        "url": "https://www.bp.com/about-us/who-we-are/our-history",
        "title": "Our history",
        "publisher": "BP"
      },
      {
        "url": "https://www.iranchamber.com/history/articles/oil_iran_between_world_wars.php",
        "title": "Oil in Iran between the two World Wars",
        "publisher": "Iran Chamber Society"
      }
    ]
  },
  {
    "id": "newcomen-dampfmaschine-1712",
    "title": "Newcomen-Maschine pumpt um 1712 Wasser aus einer Kohlengrube",
    "sources": [
      {
        "url": "https://en.wikipedia.org/wiki/Newcomen_atmospheric_engine",
        "title": "Newcomen atmospheric engine",
        "publisher": "Wikipedia"
      },
      {
        "url": "https://www.historyofinformation.com/detail.php?id=3293",
        "title": "Thomas Newcomen Invents the First Atmospheric Steam Pumping Engine",
        "publisher": "History of Information (Jeremy Norman)"
      },
      {
        "url": "https://blog.sciencemuseum.org.uk/a-new-age/",
        "title": "In Pursuit Of Power",
        "publisher": "Science Museum, London"
      },
      {
        "url": "https://www.britannica.com/biography/Thomas-Newcomen",
        "title": "Thomas Newcomen",
        "publisher": "Encyclopaedia Britannica"
      }
    ]
  },
  {
    "id": "newcomen-nova-bana-1722",
    "title": "Newcomen-Maschine von Nová Baňa: erste im Bergbau Mitteleuropas",
    "sources": [
      {
        "url": "https://archaeology.org/news/2020/07/20/200721-slovakia-steam-engine/",
        "title": "Site of 18th-Century Steam Engine Uncovered in Slovakia",
        "publisher": "Archaeology Magazine (Archaeological Institute of America)"
      },
      {
        "url": "https://www.gracesguide.co.uk/Isaac_Potter",
        "title": "Isaac Potter",
        "publisher": "Grace’s Guide to British Industrial History"
      },
      {
        "url": "https://www.ebsco.com/research-starters/biography/thomas-newcomen/",
        "title": "Thomas Newcomen (Research Starters)",
        "publisher": "EBSCO"
      },
      {
        "url": "https://www.minv.sk/swift_data/source/verejna_sprava/sba/spr/Spravodaj%20SBA%202022_final.pdf",
        "title": "Spravodaj Slovenského banského archívu 1–2/2022",
        "publisher": "Slovenský banský archív"
      },
      {
        "url": "https://www.gracesguide.co.uk/Humphrey_Potter",
        "title": "Humphrey Potter",
        "publisher": "Grace’s Guide to British Industrial History"
      }
    ]
  },
  {
    "id": "oelpreiskrise-1973",
    "title": "Das arabische Ölembargo löst die erste Ölpreiskrise aus",
    "sources": [
      {
        "url": "https://de.wikipedia.org/wiki/%C3%96lpreiskrise",
        "title": "Ölpreiskrise",
        "publisher": "Wikipedia"
      },
      {
        "url": "https://germanhistorydocs.org/de/zwei-deutsche-staaten-1961-1989/spiegel-titelblaetter-zur-oelkrise-november-1973",
        "title": "Der Spiegel: Vier Titelblätter zur Ölkrise (November 1973)",
        "publisher": "German History in Documents and Images"
      },
      {
        "url": "https://www.europa.clio-online.de/essay/id/fdae-1675",
        "title": "Europa im Bann der Ölpreiskrise 1973/74",
        "publisher": "Clio-online — Themenportal Europäische Geschichte"
      },
      {
        "url": "https://history.state.gov/historicaldocuments/frus1969-76v36/d223",
        "title": "Foreign Relations of the United States, 1969–1976, Volume XXXVI, Energy Crisis, Document 223",
        "publisher": "U.S. Department of State, Office of the Historian"
      },
      {
        "url": "https://www.federalreservehistory.org/essays/oil-shock-of-1973-74",
        "title": "Oil Shock of 1973-74",
        "publisher": "Federal Reserve History"
      }
    ]
  },
  {
    "id": "papin-kolbenmaschine-1690",
    "title": "Papin lässt den Luftdruck einen Kolben in den Zylinder drücken",
    "sources": [
      {
        "url": "https://www.gracesguide.co.uk/Denis_Papin",
        "title": "Denis Papin",
        "publisher": "Grace’s Guide to British Industrial History"
      },
      {
        "url": "https://www.encyclopedia.com/people/science-and-technology/physics-biographies/denis-papin",
        "title": "Papin, Denis (Dictionary of Scientific Biography)",
        "publisher": "Encyclopedia.com"
      },
      {
        "url": "https://collection.sciencemuseumgroup.org.uk/people/cp2276/denis-papin",
        "title": "Denis Papin",
        "publisher": "Science Museum Group Collection"
      },
      {
        "url": "https://www.huguenotsofspitalfields.org/famoushuguenots/papin-denis/",
        "title": "PAPIN, Denis",
        "publisher": "The Huguenots of Spitalfields"
      },
      {
        "url": "https://mathshistory.st-andrews.ac.uk/Biographies/Papin/",
        "title": "Denis Papin (1647 - 1713) - Biography",
        "publisher": "MacTutor History of Mathematics (University of St Andrews)"
      }
    ]
  },
  {
    "id": "pearl-street-1882",
    "title": "Pearl Street Station liefert 1882 Strom an Kunden in Manhattan",
    "sources": [
      {
        "url": "https://magazine.ieee-pes.org/marchapril-2013/history-7/",
        "title": "Pearl Street Station",
        "publisher": "IEEE Power & Energy Magazine"
      },
      {
        "url": "https://www.census.gov/about/history/stories/monthly/2026/september-2026.html",
        "title": "September 2026: Electricity",
        "publisher": "U.S. Census Bureau"
      },
      {
        "url": "https://www.thehenryford.org/collections/explore/artifact/425755",
        "title": "Edison Jumbo Dynamo, 1882",
        "publisher": "The Henry Ford"
      },
      {
        "url": "https://en.wikipedia.org/wiki/Pearl_Street_Station",
        "title": "Pearl Street Station",
        "publisher": "Wikipedia"
      },
      {
        "url": "https://ethw.org/Milestones:Pearl_Street_Station,_1882",
        "title": "Milestones: Pearl Street Station, 1882",
        "publisher": "Engineering and Technology History Wiki (IEEE)"
      },
      {
        "url": "https://reach.ieee.org/wp-content/uploads/2018/06/Electric-Light-Teacher-Background-6-15-2020_FINAL.pdf",
        "title": "Electric Light Teacher Background",
        "publisher": "IEEE REACH"
      }
    ]
  },
  {
    "id": "savery-dampfpumpe-1698",
    "title": "Savery lässt eine Pumpe patentieren, die mit Feuer Wasser hebt",
    "sources": [
      {
        "url": "https://www.aps.org/apsnews/2018/07/savery-steam-engine",
        "title": "July 2, 1698: Thomas Savery Patents an Early Steam Engine",
        "publisher": "American Physical Society"
      },
      {
        "url": "https://www.lindahall.org/about/news/scientist-of-the-day/thomas-savery/",
        "title": "Scientist of the Day: Thomas Savery",
        "publisher": "Linda Hall Library"
      },
      {
        "url": "https://www.ncm.org.uk/news/voices-in-the-coalshed-the-miners-friend/",
        "title": "Voices in the Coalshed: The Miners Friend",
        "publisher": "National Coal Mining Museum for England"
      },
      {
        "url": "https://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/savery-thomas-1650-1715",
        "title": "Savery, Thomas (1650–1715)",
        "publisher": "Encyclopedia.com (Gale)"
      },
      {
        "url": "https://www.ebsco.com/research-starters/biography/thomas-savery",
        "title": "Thomas Savery",
        "publisher": "EBSCO Research Starters"
      }
    ]
  },
  {
    "id": "silizium-solarzelle-1954",
    "title": "Bell Labs stellt die erste brauchbare Silizium-Solarzelle vor",
    "sources": [
      {
        "url": "https://www.aps.org/apsnews/2009/04/bell-labs-silicon-solar-cell",
        "title": "This Month in Physics History: April 25, 1954 — Bell Labs Demonstrates the First Practical Silicon Solar Cell",
        "publisher": "American Physical Society"
      },
      {
        "url": "https://ethw.org/Milestones:First_Practical_Photovoltaic_Solar_Cell",
        "title": "Milestones: First Practical Photovoltaic Solar Cell",
        "publisher": "IEEE Engineering and Technology History Wiki"
      },
      {
        "url": "https://www.smithsonianmag.com/innovation/document-deep-dive-patent-first-practical-solar-cell-1-180947906/",
        "title": "Document Deep Dive: The Patent for the First Practical Solar Cell",
        "publisher": "Smithsonian Magazine"
      }
    ]
  },
  {
    "id": "smeaton-wasserrad-1759",
    "title": "Smeaton misst Wasserräder: Oberschlächtig leistet doppelt so viel",
    "sources": [
      {
        "url": "https://jimclifford.ca/philosophical-transactions-ocr-1665-1869/articles/jstor-105363/",
        "title": "An Experimental Enquiry concerning the Natural Powers of Water and Wind to Turn Mills (J. Smeaton, Philosophical Transactions 51, OCR-Abdruck)",
        "publisher": "Philosophical Transactions Archive 1665–1869 (jimclifford.ca)"
      },
      {
        "url": "https://catalogues.royalsociety.org/CalmView/Record.aspx?id=JS",
        "title": "John Smeaton, Working design drawings of civil engineering projects (Archivkatalog)",
        "publisher": "The Royal Society"
      },
      {
        "url": "https://www.ebsco.com/research-starters/history/john-smeaton/",
        "title": "John Smeaton (Research Starter)",
        "publisher": "EBSCO"
      },
      {
        "url": "https://daily.jstor.org/the-scientists-the-engineers-and-the-water-wheel/",
        "title": "The Scientists, the Engineers, and the Water Wheel",
        "publisher": "JSTOR Daily"
      }
    ]
  },
  {
    "id": "spindletop-1901",
    "title": "Spindletop 1901: Ölquelle fördert rund 100.000 Barrel am Tag",
    "sources": [
      {
        "url": "https://www.tshaonline.org/handbook/entries/spindletop-oilfield",
        "title": "Spindletop Oilfield",
        "publisher": "Texas State Historical Association"
      },
      {
        "url": "https://aoghs.org/petroleum-pioneers/spindletop-launches-modern-oil-industry/",
        "title": "Spindletop launches Modern Petroleum Industry",
        "publisher": "American Oil & Gas Historical Society"
      },
      {
        "url": "https://www.earthdate.org/episodes/spindletop",
        "title": "Spindletop",
        "publisher": "EarthDate (Bureau of Economic Geology, University of Texas at Austin)"
      }
    ]
  },
  {
    "id": "tschernobyl-1986",
    "title": "Der Reaktorunfall von Tschernobyl",
    "sources": [
      {
        "url": "https://preparecenter.org/wp-content/uploads/2021/04/2005-Chernobyl-forum.pdf",
        "title": "Chernobyl's Legacy: Health, Environmental and Socio-economic Impacts (The Chernobyl Forum, 2. Fassung; Nachdruck des Global Disaster Preparedness Center)",
        "publisher": "Internationale Atomenergie-Organisation (IAEA)"
      },
      {
        "url": "https://world-nuclear.org/information-library/appendices/chernobyl-accident-appendix-1-sequence-of-events",
        "title": "Sequence of Events — Chernobyl Accident Appendix 1",
        "publisher": "World Nuclear Association"
      },
      {
        "url": "https://www.nrc.gov/reading-rm/doc-collections/fact-sheets/chernobyl-bg",
        "title": "Backgrounder on Chernobyl Nuclear Power Plant Accident",
        "publisher": "U.S. Nuclear Regulatory Commission"
      },
      {
        "url": "https://www.undp.org/eurasia/chernobyl",
        "title": "Chernobyl",
        "publisher": "Entwicklungsprogramm der Vereinten Nationen (UNDP)"
      },
      {
        "url": "https://world-nuclear.org/information-library/safety-and-security/safety-of-plants/chernobyl-accident",
        "title": "Chernobyl Accident 1986",
        "publisher": "World Nuclear Association"
      }
    ]
  },
  {
    "id": "vitruv-wassermuehle-25-v-chr",
    "title": "Vitruv beschreibt um 25 v. Chr. die Wassermühle mit Zahnrädern",
    "sources": [
      {
        "url": "https://cts.perseids.org/read/latinLit/phi1056/phi001/perseus-eng1/10.5.1-10.5.2",
        "title": "Vitruvius, The Ten Books on Architecture 10.5.1–10.5.2 (Übers. M. H. Morgan)",
        "publisher": "Perseids / Perseus Digital Library"
      },
      {
        "url": "https://millsarchive.org/2016/09/06/from-quern-to-computer-the-history-of-flour-milling/5/",
        "title": "From Quern to Computer: the history of flour milling — The application of animal and water power",
        "publisher": "The Mills Archive"
      },
      {
        "url": "https://penelope.uchicago.edu/Thayer/E/Roman/Texts/Strabo/12C*.html",
        "title": "Strabo, Geography, Book XII, Kap. 3 (Übers. H. L. Jones)",
        "publisher": "LacusCurtius, University of Chicago"
      },
      {
        "url": "https://watermachines.mpiwg-berlin.mpg.de/node_841.html",
        "title": "Cabira (Niksar)",
        "publisher": "Max-Planck-Institut für Wissenschaftsgeschichte, Watermachines"
      },
      {
        "url": "https://www.historyofinformation.com/detail.php?id=3071",
        "title": "The Earliest Evidence of a Water-Driven Wheel",
        "publisher": "HistoryofInformation.com"
      },
      {
        "url": "https://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/philo-byzantium",
        "title": "Philo of Byzantium (Dictionary of Scientific Biography)",
        "publisher": "Encyclopedia.com"
      }
    ]
  },
  {
    "id": "watt-kondensator-1769",
    "title": "Watt bekommt das Patent auf den getrennten Kondensator",
    "sources": [
      {
        "url": "https://blog.sciencemuseum.org.uk/james-watt-and-the-separate-condenser/",
        "title": "James Watt and the separate condenser (Ben Russell)",
        "publisher": "Science Museum Blog"
      },
      {
        "url": "https://collection.powerhouse.com.au/object/119115",
        "title": "Specification of James Watt's separate condenser patent",
        "publisher": "Powerhouse Collection (Museum of Applied Arts and Sciences, Sydney)"
      },
      {
        "url": "https://engines.egr.uh.edu/episode/678",
        "title": "Watt and Black (The Engines of Our Ingenuity, Episode 678, John H. Lienhard)",
        "publisher": "University of Houston"
      }
    ]
  },
  {
    "id": "windmuehlen-europa-1185",
    "title": "Windmühlen in Europa: erste Belege in den 1180er-Jahren",
    "sources": [
      {
        "url": "https://millsarchive.org/2019/09/13/technical-descriptions-of-english-windmills/2/",
        "title": "Technical descriptions of English windmills",
        "publisher": "The Mills Archive"
      },
      {
        "url": "https://www.britannica.com/technology/windmill",
        "title": "windmill",
        "publisher": "Encyclopaedia Britannica"
      },
      {
        "url": "https://www.laphamsquarterly.org/node/12867",
        "title": "c. 1190 | Bury St. Edmunds: Jocelin of Brakelond tilts at windmills",
        "publisher": "Lapham’s Quarterly"
      },
      {
        "url": "https://wind-works.org/european-traditional-windmills-windmill-liberation/",
        "title": "European Traditional Windmills & Windmill Liberation",
        "publisher": "Wind-Works.org (Paul Gipe)"
      },
      {
        "url": "https://archive.ilsr.org/catholics-wind-power-history/",
        "title": "The Catholics and Wind Power in History",
        "publisher": "Institute for Local Self-Reliance"
      },
      {
        "url": "https://www.nottshistory.org.uk/articles/tts/tts1926/windmills1.htm",
        "title": "Windmills (Ralph Neville, Transactions of the Thoroton Society 30, 1926)",
        "publisher": "Nottinghamshire History"
      }
    ]
  }
]