In 1947, pilot Kenneth Arnold's report of strange objects over Mount Rainier and a fateful media misquote created the 'flying ...

The strangely shaped object - snapped by NASA's Opportunity rover - has resurfaced and reignited wild theories about little green men on the Red Planet ...

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

On a clear summer day in 1947, businessman and civilian pilot Kenneth Arnold saw something strange in the sky.

Scientists in a recent breakthrough have discovered vast hidden magma systems beneath the surface of Mars, marking an “unexpected discovery” leading the researchers closer to finding ...

Astrobiologists think extraterrestrial civilisations grow so much that they hit crisis points, missing the chance to set out ...

Discover six hard sci-fi films where science shapes story and emotion, like Europa Report and The Martian. Brainy, emotional, ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar ...

Scientists analysing Martian meteorite NWA 8171 have uncovered the first known garnet‑bearing rock from Mars, a discovery ...

“Disclosure” has become a cult word. It shouldn’t be, since all it means, technically, is to reveal something. But the new wave of alien conspiracy theorists have made “disclosure” into a teasingly ...