UC Davis engineers have invented a Stirling engine that captures Earth’s escaping heat to generate power from the night sky.

After placing an ancient extreme Earth organism outside of the ISS for nine months, scientists were shocked to find it was ...

For centuries, Europeans thought that eternal daylight saturated the cosmos. The shift to a dark universe has had a profound ...

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

When we think of asteroids, we think of the big one that changed the Earth's climate, and killed off the dinosaurs. But the truth is, asteroids are a very modern problem. What happens when Earth gets ...

Windswept isolation, inhospitality to humans, and piracy have historically kept this place one of the planet's truly wild and ...

By trapping huge amounts of water on land, big dams built by humans have slightly changed how Earth spins and where its poles ...

A newly identified tectonic "regime" may rewrite our understanding of how rocky worlds evolve, scientists report in a new ...

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer ...

Moss spores survived in outer space for a majority of 2022, and could even reproduce as usual when they were eventually returned to Earth, according to a new study from researchers who say their ...

The Earth's tail is known as the "magnetotail". Though it is generally a permanent feature, it is at the whims of the solar ...