dinosaur | Isaac Arthur

What If The Dinosaurs Hadn’t Died Off?

What if dinosaurs have survived the asteroid impact? Could we have seen a shared dino-mammal ecology, or even intelligent dinosaurs? Watch my exclusive video ISRU: https://nebula.tv/videos/isaacarthur-isru-insitu-resource-utilization Get Nebula using my link for 40%...

Could Dinosaurs Have Been Killed By Aliens?

Dinosaurs once ruled the world, and scifi often speculates they may have been a technological civilization that was wiped out. Is there even a small chance this is true, and if so, wiped out by what and who? And could we even tell? The Silurian Hypothesis:...