Humanity's survival has never been guaranteed. Join us as we count down the most terrifying moments in history when life on ...

Life on Earth is often described as a web, but for much of modern science it was catalogued as a ledger: names, specimens, ...

With only two northern white rhinos left, scientists are using lab-grown embryos in a last-ditch effort to bring the ...

Anthropologists David Graeber and David Wengrow offer a Rousseauian view of human history in their book, "The Dawn of ...

A controlled fire on the Moon may sound counterintuitive, yet it sits at the center of a critical safety question for future ...

The question of where man went wrong has plagued philosophers for hundreds of years. In modern Western philosophy, the basic view of human nature has alternated between the fatalism of the 17th ...

Mammals and dinosaurs coexisted on Earth until a catastrophic event 66 million years ago killed 75% of life on the planet.

Look at the world around you. The sun rises on time. The seasons turn. A seed becomes a tree. A child grows into a person who ...

Oscar-nominated director explores a real-time ecological collapse caused by a behavioral pattern of sexual violence by male ...

When the climate cooled, the population of Neanderthals shrank. Most that lived between 60,000 and 40,000 years ago were ...

A new musical set in Oregon is taking on big questions about global warming, human responsibility and the emotional weight of ...

Fifty-six years ago 20 million people across the nation celebrated the first Earth Day in massive demonstrations of support ...