In most cases, evolution is a pretty slow process, taking hundreds if not thousands of years—but when humans enter the picture, some animals have to evolve at light speed in order to survive in a ...

Learn how increased protein diversity in signaling genes may have helped drive the shift from invertebrates to vertebrates, ...

The chin is one of our most familiar features, yet scientists still debate why we evolved it. Here’s a breakdown of what we ...

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

Russell has a PhD in the history of medicine, violence, and colonialism. His research has explored topics including ethics, science governance, and medical involvement in violent contexts. Russell has ...

Neanderthals repeatedly returned to the cave to store horned animal skulls, revealing this cultural tradition was transmitted over time.