This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. At some point in the deep past, humans may have come frighteningly close to disappearing ...

A new modeling study suggests that increased connectivity between Homo sapiens groups may have been decisive in their ...

Have you ever found yourself in a museum's gallery of human origins, staring at a glass case full of rocks labeled "stone tools," muttering under your breath, "How do they know it's not just any old ...

In school, we learned about the asteroid that wiped out an estimated 76% of all creatures. Scientists now call this the fifth mass extinction. You’re reading that correctly: throughout Earth’s history ...

"As humans we have a unique capacity and moral obligation to steward the earth for the benefit of ourselves and all living ...