#137 – Alex Filippenko: Supernovae, Dark Energy, Aliens & the Expanding Universe
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About this episode
<p>Alex Filippenko is an astrophysicist and professor of astronomy at Berkeley. Please support this podcast by checking out our sponsors:<br />
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<p><b>EPISODE LINKS:</b><br />
Alex’s Website: <a href="https://astro.berkeley.edu/people/alex-filippenko/">https://astro.berkeley.edu/people/alex-filippenko/</a></p>
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<p><b>OUTLINE:</b><br />
Here’s the timestamps for the episode. On some podcast players you should be able to click the timestamp to jump to that time.<br />
(00:00) – Introduction<br />
(06:36) – Universe expansion<br />
(08:00) – Dark energy<br />
(15:28) – Scientific revolutions<br />
(27:18) – Asteroid hitting Earth<br />
(30:50) – Giant solar flares and the power grid<br />
(37:50) – Elon Musk and space exploration<br />
(42:41) – Exoplanets<br />
(50:03) – Traveling close to the speed of light<br />
(52:13) – Traveling faster than the speed of light<br />
(1:00:39) – Intelligent life in the universe<br />
(1:04:14) – Fermi Paradox<br />
(1:13:52) – Finding alien life would be bad news<br />
(1:18:49) – UFO sightings<br />
(1:31:58) – Universe expansion speed<br />
(1:36:42) – The universe is infinite<br />
(1:40:58) – What happened before the Big Bang?<br />
(1:45:14) – Roger Penrose<br />
(1:48:48) – Nobel Prize for the accelerating universe<br />
(2:10:23) – Supernova<br />
(2:21:47) – The greatest story ever told<br />
(2:25:44) – Richard Feynman<br />
(2:32:37) – Meaning of life</p>