A rather outlandish claim that an alien gun was spotted in a photo taken on Mars 12 years ago has drawn attention.

NASA’s Perseverance rover has uncovered the most extensive evidence yet of complex organic molecules on Mars, detecting ...

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

Along with other recent discoveries, the new finding from Perseverance boosts the case that Mars once hosted conditions that ...

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

After more than five years of roaming the desolate and dusty landscapes of the Martian surface, NASA’s Perseverance rover has ...

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

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

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

For decades, the question of whether life exists beyond Earth has been the domain of science fiction writers and late-night ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Elon Musk’s crown jewel has signed a new deal with Reflection, a company building open-source AI. It’s the latest indication ...