The ‘Prehistoric Beaver’ That Helped Mammals Inherit Earth
Sixty six million years ago the world changed in an instant. A huge asteroid, some ten kilometers in diameter, smashed into what is now Mexico. It arrived with the force of several million nuclear bombs, and unleashed a deadly cocktail of wildfires, tsunamis, earthquakes, and volcanoes. It wasn’t a good time to be alive. Scientists…
Biology
Stephen Brusatte - The Conversation