NASA’s Curiosity rover has photographed a bizarre, coral-shaped rock on Mars, believed to have formed billions of years ago.

Add Yahoo as a preferred source to see more of our stories on Google. Mars, with its rust-hued surface, is known as the red planet for a reason. Along the way, Curiosity has made some extraordinary ...

Due to extreme temperatures and the dryness of Mars, it’s thought to be impossible for liquid water to form on the planet’s surface, a critical precondition for habitability. The only hope of finding ...

Add Yahoo as a preferred source to see more of our stories on Google. New experiments have shown that the core of Mars formed much faster than Earth's core, thanks to molten iron and nickel sulfides ...

On March 11, NASA's Perseverance Mars rover spotted a mysterious rock made of hundreds of tiny spheres that resemble spider eggs. Studying its formation could help us look for fossilized remains of ...

Mars, once thought too cold and dry for liquid water, may briefly host salty brines twice a day during certain seasons. These fleeting bursts wouldn’t be enough to sustain humans, but they could have ...

New experiments have shown that the core of Mars formed much faster than Earth's core, thanks to molten iron and nickel sulfides seeping down through solid rock and into the center of the Red Planet.