NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled.

Mars has fascinated people for centuries, not only because it is our closest neighbor in space but also because of its ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Mars may have once ...

The Keeble Observatory at Randolph-Macon College holds weekly public viewing during spring semester. Check their website ( or ...

"We found evidence for wind, waves, no shortage of sand—a proper, vacation-style beach," said geologist Benjamin Cardenas.

Plate tectonics and volcanic activity on our planet when it was just a ... By studying Mars, scientists might learn about the ancient Earth. And if — and it's a big if — Mars has microbes fossilized ...

A man who claims to be a former CIA agent says he has seen evidence of life on Mars. Joe McMoneagle calls himself a ‘remote viewer’, which he claims means he can perceive information about ...

Experts have been working on mapping the ocean floor with traditional methods, sending ships across the water with sonar ...