The Grand Canyon is a gigantic geological library, with rocky layers that tell much of the story of Earth’s history.

A new geological model revolutionizes a century of theories: a rigid wedge of mantle keeps the Himalayas standing.

Far above your head, in the atmosphere between Earth and outer space, an invisible process is occurring. The increasing ...

Scientists have reported that the Earth’s ozone layer is healing faster than expected and could be fully restored by 2066.

In some parts of Earth's interior, seismic waves travel at different speeds depending on the direction in which they are ...

Drilling through ancient glaciers in the Allan Hills region of southeastern Antarctica, researchers from the Center for ...

Salt is an essential nutrient for the human body. But hundreds of millions of years before the first humans, salt minerals ...

Scientists have discovered the oldest directly dated ice and air on Earth in East Antarctica, dating back six million years.

Moroccan rocks reveal that Earth’s magnetic field once changed fast but followed a hidden order, helping scientists map ...

It’s often assumed that Earth is somehow separate from the rest of the universe. Yet changes in environments across the solar ...

Your every breath serves as a reminder that the atmosphere of Earth is silently carrying out its function. Since air is ...

If current trends hold, the ozone hole could shrink back to its size in the 1980s, according to the World Meteorological ...