A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation.

An alien monolith is discovered in the Utah desert by Heavy D.

As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

The Perseverance rover has been exploring the Jezero Crater for years, and it's finally found a potential meteorite, now ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Pocock, a space scientist at University College London and BBC presenter, predicts alien life will be found by 2075 but ...

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

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

It’s one of humanity’s oldest and biggest questions: are we alone in the universe? According to one of Britain’s leading ...

In July, researchers using the NASA-funded Asteroid Terrestrial-impact Last Alert System survey telescope in Chile made an ...

Discover compelling UFO headlines from 2025, featuring new scientific evidence, mysterious underwater objects and government ...