The ring might have acted like a giant sunshade, causing a cooling effect that might have unleashed an ice age.

Earth science concentrates on investigating how the planet works and why. This field delves into the many layers of the Earth and explains how those pieces fit together into a cohesive structure.

My aunt says if you tried to dig a hole to the other side of Earth, this is what would happen: First, you’d dig through loose ...

Earth may have had a giant ring of space rocks surrounding it, similar to those around Saturn, which could have led to ...

The World Meteorological Organization reports that the ozone layer is recovering despite disruptions from a volcanic eruption ...

As Earthlings, we’re curious about whether alien civilizations like ours are out there or if they exist at all—which is why ...

In the 1980s, scientists were shocked to find pollution had caused a large hole in Earth's protective ozone layer. Now, after ...

Microbes, including some that cause disease, can remain viable even after long-distance travel in the upper troposphere.

When you walk across your lawn or down the street, you move on the surface of a surprisingly layered world. Some of those ...

A NASA mission launching in October will send cameras and other scientific equipment to see, among other things, whether ...

Researchers in ACS Central Science report a sugar-like polymer that traps heavy metals within insoluble clumps for easy ...

The startup made a big splash, then ran aground this summer. Its story has a lot to teach us about trying to geoengineer our ...