The Fermi Paradox, Part 1
Kurzgesagt – In a Nutshell · Explainer · 6 min · 2015 · YouTube title: The Fermi Paradox — Where Are All The Aliens? (1/2)
Why it's here
HN commenters recommend the two-part Kurzgesagt pair as an engaging, accessible introduction to the Fermi paradox and the Great Filter.
What it covers
Kurzgesagt introduces the Fermi paradox: with so many stars and planets, why do we see no sign of aliens? It sets up the question and what it might imply for our own future. It is part 1 of 2.