As the New Scientist Book Club reads Kim Stanley Robinson’s science-fiction novel in April, George Bass digs into why this ...

An accounting of all the water that should have been and gone on Mars’s surface has come up with a discrepancy that shows ...

Ahead of a potential April 1 launch of the Artemis II mission from Florida, here's what to know about NASA's plans to one day ...

Mars, once a much wetter and more dynamic planet, is now a dry and inhospitable desert. The mystery of how the red planet lost its water has fascinated scientists for decades. A groundbreaking study ...

Mars may look like a frozen desert today, but new evidence suggests its watery past didn’t simply fade away quietly—it may ...

NASA’s twin ESCAPADE spacecraft will uncover how the Sun stripped Mars of its atmosphere. Mars is a very different world ...

Mars looks familiar from afar, but surviving there means creating a protective oasis in a hostile world. Instead of shipping construction materials from Earth, researchers are exploring how to use ...

Ask someone on Earth for the time and they can give you an exact answer, thanks to our planet's intricate timekeeping system, built with atomic clocks, GPS satellites and high-speed telecommunications ...