All evidence points to Mars having had a carbon dioxide-rich atmosphere billions of years ago, but insufficient carbonates in Martian soil challenge this theory. Now, a new study using data from ...

HARTFORD, Conn. (AP) — Before his arrest Wednesday, Paul Steed was a respected sugar market expert for a subsidiary of famed candymaker Mars Inc. He served on a U.S. trade advisory committee for ...

Get Instant Summarized Text (Gist) NASA's Perseverance rover, which landed on Mars in 2021, is testing spacesuit materials to prepare for future human exploration. The rover carries samples of ...

On April 20, the sun will square Mars, bringing two powerhouse energies together that are anything but subtle. The grounded, stubborn and stability-seeking Taurus sun will go head-to-head with the ...

An ancient civilization on Mars was wiped out by a nuclear attack from another alien race. It might sound like the plot of a science fiction novel, but Harvard scientist Dr John Brandenburg ...

The Mars Curiosity rover has found the largest organic molecules yet on the Red Planet. Organic molecules are the building blocks of life, although they can also be produced by geological processes.

Clouds of water ice can be seen drifting over ancient volcanoes on Mars. But billions of years ago, the surface was more temperate. Rock samples could tell us whether it supported ancient life.

As the Mars rover Perseverance crested the top of Witch Hazel Hill, its operators back on Earth expected amazing things. This area on the western rim of the Jezero crater, along an ancient river ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The NASA Curiosity ...

Elon Musk’s estranged daughter has launched a new broadside on him as a “buffoon”—and slammed him for claiming her decision to transition explains his political journey to the right.