The organic molecules could come from life or from ordinary chemistry — only samples returned to Earth can settle it.

In 1877, an Italian astronomer mapped faint lines on Mars and called them canali, meaning channels or grooves. But the word ...

Microscopic iron shrapnel, remnants of D-Day explosions, have been discovered in Omaha Beach sand, a study reveals.

NASA's Perseverance rover has uncovered one of the most intriguing clues yet in humanity's search for life beyond Earth.

Well, as a matter of fact, I have often had close encounters with aliens, only I never bothered to mention it here. For this ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

There are "vast hidden magma systems" inside of Mars, scientists say – and it could have major implications for the search ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a ...

A Stanford scientist's model suggests many small rocky planets can't sustain atmospheres, potentially explaining the scarcity ...

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

There's movies that bomb at the box office, and then there's movies that bomb so bad, they take entire movie studios down ...