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 ...

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

Interstellar Comet 3I/ATLAS puzzles scientists with a sunward anti-tail and wobbling jets, revealing secrets of alien solar ...

Think you know your Dyson spheres from your dark blobs? This cosmic crossword dives into the strangest, most mind-bending ...

The search for intelligent life in our galaxy is shifting from abstract speculation to detailed cartography, as researchers ...

Interstellar Arc is an immersive sci-fi experience that uses recent advances in headset tech to break new ground in virtual reality. And it all happens inside an empty-looking room in Las Vegas.

Long before scientists discovered that other stars in the universe host their own planetary systems, humanity had ...

A new glass sponge species is so strange that has been given the name named Advhena magnifica, which means "magnificent alien ...

In 1977, astronomers detected a powerful, narrowband radio signal that appeared to come from deep space. It lasted just 72 seconds — long enough to stand out, but too short to confirm its source. This ...

The interstellar comet 3I/ATLAS is making its closest approach to Earth on Dec. 19. Learn about the 'reconnaissance mission' ...

Octopuses have a way of making familiar rules feel optional. They live on Earth but behave like visitors with a different ...