Mount Everest may be the tallest mountain on Earth, but it's nothing compared to the towering giants scattered across our ...

Olympus Mons on Mars is the tallest mountain in the solar system, rising an astonishing 21 kilometers high, nearly two and a half times taller than Mount Everest. But its true scale isn’t just about ...

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth? A discovery made by a NASA rover has offered a clue for this mystery, new research said ...

A growing collection of photography articles to help you become a better photographer, includes interviews with photographers, photography events, software guides, hot products, consumer advice ...

Snack maker Kellanova’s shares rose Thursday on news that its proposed merger with Mars Inc. had cleared U.S. regulators. The U.S.

New findings by NASA's Mars rover Curiosity complicate what scientists thought they knew about when the planet dried up for good.

NASA studies Mars more than scientists know about our oceans. The Red Planet is the most studied celestial body, and a new discovery was made by an old friend.