A 10-minute journey through Earth's human evolution gives you a quick tour of how we, as humans, came to be. It all started ...

We’re living in a weird time on Earth: a period when our planet has ice. Amid persistent and frequent record heat, it may be surprising to hear that Earth is currently relatively cool — at least in ...

A lone man walks across an expanse of ice; a mottled tundra; desert badlands. The single human figure becomes a focal point ...

If humans were to go extinct, it could open up opportunities for other animals to flourish on Earth. On the other hand, it would be sad for humans to go away because we would lose all of the great ...