Which animal has most changed the course of history?

The first paintings ever made by human hands, new research suggests, were outlines of human hands. And they were created not in Spain or France, but in Indonesia.

When a moon jellyfish is injured, it grows new tissue to become more symmetrical—but not necessarily to replace lost limbs.

We may soon know which was closer to the truth, Jurassic Park or The Land Before Time.

Why people personify machines and gadgets

Listening in on birds could help the bushy-tailed rodents know if they’re in danger.

Humanity’s long and complex relationships with the natural world: Your weekly guide to the best in books