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

Emerging evidence suggests that plate tectonics, or the recycling of Earth's crust, may have begun much earlier than ...

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 appearance of oxygen in Earth's atmosphere was a turning point in the history of our planet, forever transforming the environment and setting the stage for complex life. This event, known as the ...

How life on Earth affects Earth Life doesn't just sit on Earth's surface. Organisms profoundly affect the planet's geology, as well as the atmosphere's composition. Biology can transform barren ...

Think of it this way: only around 10,000 decently sized meteorites slam into Earth per year. Meanwhile, the planet is ...

Lindsay Nikole takes us on a bold, hilarious, and chaotic journey through the history of our planet, packed with bizarre ...

In a few billion years, our Sun will become so violently hot that it could wipe out all life in the Milky Way. Yet, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: All life on Earth can be traced back to a Last ...