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

The new head of NASA confirmed that images which cannot be explained have been taken, and revealed plans to 'invade' other ...

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

From Nantucket’s cottages to Malibu’s beaches, from urban parks to Midwestern hammocks: it’s time to pick a spot and hunker ...

Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

The Pentagon released its fourth batch of UFO files Friday following President Trump’s declassification order, including ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

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

A beach in Australia looked like something straight out of a science-fiction movie over the weekend after shiny spheres were found on the shore. While shocking, the Australian Space Agency said ...

A new image of an asteroid, referred to as a “quasi-moon,” has been released ...

China’s spacecraft, Tianwen-2, has been hunting down its target — a so-called quasi-moon — ever since it launched from Earth ...