Alex Filippenko: Supernovae, Dark Energy, Aliens & the Expanding Universe | Lex Fridman Podcast

Lex Fridman

3.55 million Subscribers

3,260 views since Nov 26, 2023

Alex Filippenko is an astrophysicist and professor of astronomy at Berkeley. Please support this podcast by checking out our sponsors:
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EPISODE LINKS:
Alex's Website: https://astro.berkeley.edu/people/ale...

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OUTLINE:
0:00 - Introduction
2:08 - Universe expansion
3:32 - Dark energy
11:00 - Scientific revolutions
22:50 - Asteroid hitting Earth
26:22 - Giant solar flares and the power grid
33:22 - Elon Musk and space exploration
38:13 - Exoplanets
45:35 - Traveling close to the speed of light
47:45 - Traveling faster than the speed of light
56:11 - Intelligent life in the universe
59:46 - Fermi Paradox
1:09:24 - Finding alien life would be bad news
1:14:20 - UFO sightings
1:27:30 - Universe expansion speed
1:32:14 - The universe is infinite
1:36:30 - What happened before the Big Bang?
1:40:46 - Roger Penrose
1:44:20 - Nobel Prize for the accelerating universe
2:05:55 - Supernova
2:17:19 - The greatest story ever told
2:21:16 - Richard Feynman
2:28:09 - Meaning of life

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