A 2023 astronaut photo shows three dark hills, or mesas, towering above part of the Sahara desert in southern Mauritania. The ...

Stunning concentric rings in Libya's Sahara Desert, Jabal Arkanū, were formed by ancient volcanic activity and millions of ...

If you’ve seen any of the “Ice Age” animated Disney movies, we have some bad news: You don’t know the real ice age.

The majority of Americans believe there there is extraterrestrial life. Aliens might marvel at earth's natural beauty but ...

Before the ribbon-cutting for the solar system walk on the Columbia Greenway Rail Trail on Nov. 29, created by WHS Astronomy ...

When NASA engineers want to test a concept for exploring the Red Planet, they have to find ways to create Mars-like ...

Hot air evaporates a lot more water, so crops, forests and landscapes in some areas dry out, which makes them more ...

Atmospheric dust plays an important role in the way Earth absorbs and reflects sunlight, impacting the global climate, cloud ...

Long before Mars turned into the frozen desert you see today, water shaped its surface in dramatic ways. Rivers cut through ...

Forget the dusty, rusty landscape you see today. Billions of years ago, Mars may have been soaking wet. Tropical storms might ...

Badwater Basin sits at −282 feet, the lowest point in North America, in the depths of Death Valley, California. The serene ...

Hot air evaporates a lot more water, so crops, forests and landscapes in some areas dry out, which makes them more susceptible to wildfire. Each Celsius degree of warming can cause a sixfold increase ...