If aliens invaded, how would humanity respond? From planetary defense and space warfare to unexpected diplomatic twists, we’ll explore the strategies, technologies, and scenarios that could decide our fate. Watch my exclusive video Post-Consciousness Civilizations: ...

Start listening with a 30-day Audible trial and your first audiobook is free. Visit http://www.audible.com/isaac or text "isaac" to 500-500. The idea that some mimic might steal your identity and replace you, or takeover your mind, is terrifying. But could we encounter aliens that were able to ...

Start listening with a 30-day Audible trial and your first audiobook is free. Visit http://www.audible.com/isaac or text "isaac" to 500-500. An Alien Invasion of Earth is a terrifying scenario, yet science fiction rarely has good reason for those invasions. Today we'll discuss the worst reasons ...

Get a free month of Curiosity Stream: https://curiositystream.com/isaacarthur The Universe seems empty of alien civilizations, but could they simply be hiding, and if so, how would they do so? Visit our Website: http://www.isaacarthur.net Support us on Patreon: ...

In the previous video, we talked about why humanity seems to have appeared very early in the universe: among the first civilizations that could ever appear. Earliness constitutes a riddle. It makes humanity’s situation seem rather mysterious. Robin Hanson, who introduced the idea of the great ...