From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

A new discovery beneath the Bermuda Triangle has added another layer to the mystery surrounding the region, known for its unexplained ship and aircraft disappearances. Scientists have found a massive ...

A Netflix episode sparked a mission: meet the people behind one of America’s most unsettling UFO stories. In the Berkshire ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

Interstellar object 3I/ATLAS, the third such visitor ever observed, is exhibiting unusual energy and chemical behavior as it ...

Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

Think you know your Dyson spheres from your dark blobs? This cosmic crossword dives into the strangest, most mind-bending structures ever spotted — or imagined — in the universe.

With 3I/ATLAS streaking away from our planet, speculation remains as to whether the interstellar comet is alien or not.

President Donald Trump issued vetoes for the first bills of his second term, including a bipartisan bill intended to provide ...

“Enough is enough,” Trump wrote in his message to Congress. “My Administration is committed to preventing American taxpayers ...