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#137 – Alex Filippenko: Supernovae, Dark Energy, Aliens & the Expanding Universe
Lex Fridman Podcast
Are There Any Extraterrestrials in Our Galaxy?
Fermi: It's possible that there huge amount of intelligent civilizations have been born even through our galaxy, but they live very briefly and they don't flash bulbs in the flight flight. If they're common, where the hell are they? Yeah. Not withstanding the various UFO reports and Roswell and all that, they just don't meet the bar. They don't clear the bar of scientific scientific evidence, in my opinion. Okay. So, you know, there's there's no clear evidence that they've ever visited us on Earth here.
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