This doesn’t mean Mars causes ice ages on its own. Orbital cycles are only part of the picture. Earth’s oceans, atmosphere, ...

Some 350 light-years away, the V1298 Tau system features an infant sun-like star, just 23 million years old, orbited by four ...

In the middle of Nantucket island, the U.S. Geological Survey drilled a test well to see how far down the groundwater went.

What would our planet look like if every ocean became land and every continent turned into sea? In this Geography Now–style ...

The curious minds at What If imagine Earth shaped like a giant donut, exploring gravity, climate, and bizarre living ...

A pull in the right direction ...

A bullet-speed experiment reveals that the Earth's inner core may be softer and more dynamic than previously thought.

Carbon released from Earth's spreading tectonic plates, not volcanoes, may have triggered major transitions between ancient ...

A 66 million-year-old mystery behind how our planet transformed from a tropical greenhouse to the ice-capped world of today has been unraveled by scientists. Their new study has revealed that Earth's ...

The planet is experiencing the most powerful solar event since 2003—and it's bringing spectacular Northern Lights.

This is the view described by Durham glaciologist Tom Chudley, when writing about his research showing the Greenland ice ...