An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

Case in point: Scientists from Tokyo University and Hokkaido University in Japan stumbled across some mysterious jet-black ...

NASA has announced yet another milestone for the Perseverance rover: It's officially traversed the length of a marathon on ...

Speaking for the first time since a chilling experience four decades ago, Paul Jones and his mum Daphne reveal how their trip ...

The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...

Scientists now believe life may be found on the notoriously inhospitable planet of Venus – but they believe it will have come ...

True blue is one of nature's rarest tricks, and the animals that pull it off range from tiny ocean drifters that steal venom ...

NASA’s Perseverance rover has uncovered the most extensive evidence yet of complex organic molecules on Mars, detecting ...

Wings of Bluestar brings story choices, couch co-op, and classic side-scrolling shoot ’em up action together in a quick but ...

Using the Hobby-Eberly Telescope at McDonald Observatory, astronomers have taken a closer look at a nearby exoplanet and ...

Deep oceans of magma once sloshed about inside the crust of Mars, seismic measurements taken by NASA's InSight mission ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...