NASA’s Viking 1 lander set down in the Chryse Planitia region of Mars. Its identical twin, Viking 2, followed on Sept. 3 of ...

The search for life beyond Earth has always been full of surprises. Strange radio signals have sparked excitement. Odd gases on distant worlds have raised questions. Even ordinary objects have been ...

Project Hail Mary author Andy Weir is a lifelong fan of science-fiction, so it's no surprise that his favorite authors of all time are legendary.

When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Some of these approaches may show promise, but new research indicates much of today’s AI is even more easily duped by false ...

July has arrived with explosions of fireworks and celebrations of the 250th anniversary of our country. For those who aren’t ...

"When TESS launched, no one expected it to ever be capable of finding this kind of planet." When you purchase through links ...

Investigating an area of interesting light rock seen from orbit, Curiosity found some particularly weird-looking structures.

Astronomers at the University of California, Irvine (UCI) have discovered a potentially habitable super-Earth located just 25 light-years away.

A siphonophore—a colonial marine invertebrate related to the venomous stinging Portuguese Man-o-war—is scanned using Deep ...

Discover this week's must-see night sky events, moon phases, and stunning astrophotos. Sign up for our skywatching newsletter ...