The story of how Earth became a habitable planet is often told through collisions, volcanoes and oceans. Less attention is ...

Scientists have made a bold leap in the search for life’s origins, offering a fresh look at how chemistry might have crossed over into biology. At the center of this progress are coacervate ...

The mystery of how life on Earth originated , and whether it exists elsewhere in the universe, are "the raison d’être of space exploration", said Louis Friedman, co-founder of the Planetary Society.

At first, scientists thought Earth’s water came from comets. Then, asteroids. Now, they wonder if Earth’s water is homegrown.

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: There have been ongoing arguments ...

Scientists at Yale and in Singapore have devised what may be the ultimate acid test — a comprehensive model for estimating the origins of Earth’s habitability, based in part on ocean acidity. The new ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects of viscosity in their simulation, they revealed a self-sustaining dynamo ...

When Earth first formed, it was too hot to retain ice. This means all the water on our planet must have originated from extraterrestrial sources. Studies of ancient terrestrial rocks suggest liquid ...