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Curated by: eigenchris (146 videos)
Full relativity playlist: https://www.youtube.com/playlist?list=PLJHszsWbB6hqlw73QjgZcFh4DrkQLSCQa Powerpoint slide files: https://github.com/eigenchris/MathNotes/tree/master/Relativity Leave me a tip: https://ko-fi.com/eigenchris Links/Sources: FLRW redshift derivation: https://www.int.washington.edu/users/dbkaplan/555/lecture_03 de Sitter-Schwarzschild metric links: https://en.wikipedia.org/wiki/De_Sitter%E2%80%93Schwarzschild_metric https://physics.stackexchange.com/questions/512385/finding-de-sitter-schwarzschild-metric Phantom Energy/Big Rip: https://en.wikipedia.org/wiki/Phantom_energy How non-zero cosmological constant affects orbits: https://physics.stackexchange.com/questions/299152/orbits-in-an-universal-expansion/299162#299162 Expanding Hubble Horizon: https://www.quora.com/Why-isnt-the-event-horizon-of-the-universe-the-same-as-the-Hubble-Sphere-After-all-after-the-expansion-of-space-crosses-the-speed-of-light-wouldnt-that-be-the-horizon-and-the-Hubble-sphere Computing Cosmological Horizons: https://physics.stackexchange.com/questions/212023/if-the-expansion-of-the-universe-accelerates-why-its-horizon-does-not-shrink/213675#213675 0:00 Intro + FLRW Geodesics 7:04 Light-like FLRW Geodesics 11:14 Cosmological Redshift 16:41 Cosmic Rest Frame 18:12 Do we expand along with the universe? 24:51 Cosmological Horizons 32:12 Summary