Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth?

Could we have already found life on Mars—and accidentally destroyed it in the process? A jaw-dropping theory from a leading scientist suggests that NASA’s search for extraterrestrial life may ...

Life on Mars may have been found — before it was accidentally destroyed during a NASA mission nearly 50 years ago, one scientist has suggested. In 1975, just six years after Apollo 11 touched ...

Life may have emerged on Mars and Earth at the same time. That's according to new evidence found in a Martian meteorite that indicates the key ingredient for life, water, appeared on Mars around 4 ...

The longest molecules ever found on Mars have been unearthed by NASA's Curiosity rover, and they could mean the planet is strewn with evidence for ancient life. Molecule chains containing up to ...

Scientists working with NASA’s Perseverance rover state emphatically that they are not claiming to have discovered life on Mars. But many would regard a rock that the rover just finished ...

NASA's Curiosity rover has found evidence that conditions on the planet Mars may have been hospitable for life.

A new study has found that although the whole of Mars may not have what we would consider are necessary conditions to support life, some regions just might.

The Perseverance rover has found evidence in a leopard-spotted rock that could suggest microbial life once existed on Mars billions of years ago, NASA said.

Organisms known as extremophiles have been found inhabiting a range of extreme conditions on Earth, including inside our bodies. Could they be on Mars, too?

In August, a team of scientists from NASA and Stanford University announced that a Mars meteorite found in the Allan Hills of Antarctica contained evidence of ancient Martian life.

Why is Mars barren and uninhabitable, while life has always thrived here on our relatively similar planet Earth? A new study ...