All life on Earth can be traced back to a Last Universal Common Ancestor, or LUCA. A study suggests that this organism likely lived on Earth only 400 million years after its formation. Further ...

The term “ecosystem engineering” has been used for decades as a way to describe organisms that drastically alter their ...

Carbon sustains life—but excess emissions are driving climate change. WWF is working to restore balance and protect our ...

The question of when life began on Earth is as old as human culture. “It’s one of these fundamental human questions: When did life appear on Earth?” said Professor Martin Whitehouse of the Swedish ...

"This is the story of Earth like you’ve never seen it before—from the first spark of life to prehistoric monsters to the rise of humans… and all the weird stuff in between." Source: Mike Bird/Pexels.

Human evolution is a story writ slow. It’s been about 3.8 billion years since life on Earth emerged and steadily began to ...

Earth has a long and dramatic history, and one recurring theme is extinction. Did you know that over the last 500 million years, our planet experienced five major mass extinction events? These events ...

Study warns that humans may be driving Earth toward a sixth mass extinction. The research shows species loss, but the future ...

In a peer-reviewed analysis, scientists quantify amino acids before and after our “ last universal common ancestor .” The ...