A perfectly square-shaped structure on Mars, 3 kilometers wide, spotted in NASA’s Mars Orbiter Camera images, has sparked ...

A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.

Shutterstock One of the Most Extreme Places in the West Coast Death Valley National Park covers 3.4 million acres in ...

U.S. astronaut Peggy Whitson, the mission commander, who has a doctorate in biochemistry, is taking the necklace that she ...

"When people find out about that they're going to say 'who put that there?'," Buzz Aldrin once said of the monolith.

There are many places on Earth so weird they make you feel like you're on another planet. . | Credit: Left to right: Wysiati, ...

That’s enough to circle the Earth three times ... (Source: Michael DeMocker/Getty Images) The Super Bowl is more than just a ...

She has covered weird animal behavior ... An asteroid the size of a school bus is set to zoom by the Earth on Tuesday, traveling several times faster than a speeding bullet.

Alien: Earth is coming up this summer, and we know it's going to be a scary ride. The first-ever TV show in the sci-fi franchise is set to channel the horror vibes of Ridley Scott's Alien as the ...

Over 300 years ago, Sir Isaac Newton observed an odd, inexplicable wobble in Earth’s rotation ... “Why do you keep pictures of your grandparents? You keep them because they’re part of ...

One of the most powerful online tools at your disposal is the sprawling Google Earth project, which allows you to use satellite imagery to view a three-dimensional representation of the planet, ...