https://www.justintools.com/unit-conversion/energy.php?k1 =megajoules&k2 =hiroshima-bomb-explosion.
https://www.physicscentral.com/explore/plus/galilean-relativity.cfm.
https://www.amnh.org/learn-teach/curriculum-collections/cosmic-horizons-book/ole-roemer-speed-of-light#.
https://www.cs.mcgill.ca/~rwest/wikispeedia/wpcd/wp/s/Speed_of_light.htm#.
https://www.space.com/18383 -how-far-away-is-jupiter.html.
https://demonstrations.wolfram.com/RomersMeasurementOfTheSpeedOfLight/.
https://www.lernhelfer.de/schuelerlexikon/physik-abitur/artikel/michelson-morley-experiment#.
https://www.leifiphysik.de/relativitaetstheorie/spezielle-relativitaetstheorie/ausblick/zwillingsparadoxon.
https://www.nasa.gov/feature/goddard/2021 /nasa-enters-the-solar-atmosphere-for-the-first-time-bringing-new-discoveries.
https://www.cnet.com/home/energy-and-utilities/nasa-solar-probe-becomes-fastest-object-ever-built-as-it-touches-the-sun/.
https://physik.cosmos-indirekt.de/Physik-Schule/Hafele-Keating-Experiment.
https://www.thetimes.co.uk/article/revolution-in-science-f63xmv8207t (Übersetzung aus: https://www.juedische-allgemeine.de/kultur/einstein-und-die-sonnenfinsternis/).
https://www.nytimes.com/1919 /11 /10 /archives/lights-all-askew-in-the-heavens-men-of-science-more-or-less-agog.html (Übersetzung aus: https://www.juedische-allgemeine.de/kultur/einstein-und-die-sonnenfinsternis/).
https://www.tagesspiegel.de/wissen/interstellar-berater-kip-thorne-im-interview-wurmloecher-sind-moeglich/11075254 .html.
https://www.nature.com/articles/d41586 –019 –01172 -z.
https://www.juedische-allgemeine.de/kultur/einstein-und-die-sonnenfinsternis.
https://www.spektrum.de/magazin/die-entdeckung-des-planeten-neptun/1418283 .
https://physik.cosmos-indirekt.de/Physik-Schule/Vulkan_(Planet).
https://www.deutschlandfunk.de/einstein-auf-dem-pruefstand-die-periheldrehung-des-merkur-100 .html.
https://www.bbvaopenmind.com/en/science/leading-figures/richard-feynman-the-physicist-who-didnt-understand-his-own-theories; < https://www.youtube.com/watch?v=w3 ZRLllWgHI.