Earth’s neighbor still has secrets that science is trying to figure out, and one of them is potential signs of life.

A NASA Curiosity rover image has sparked claims of an 'alien missile' on Mars, though NASA attributes such formations to natural geological processes.

UFO experts claim ancient alien city ruins have been discovered along a long-lost ocean shoreline on Mars, complete with ...

A strange rock formation captured in NASA rover footage has ignited fresh viral speculation regarding alien life on the Red Planet, after a prominent UFO researcher pointed out what appears to be a ...

In searches for past and present Martian life, some scientists say we’ve been too cautious to see what’s right in front of us ...

A bizarre jellyfish-like object captured by NASA’s Curiosity rover in 2023 has some people convinced that the tiny shape could be something far more mysterious. The strange figure appears on a distant ...

The search for extraterrestrial life has evolved from philosophy to a serious scientific and national security concern ...

Scientists are searching some of Earth’s oldest rocks for tiny fossils that could reveal how simple microbial life made the ...

Given the size and age of the universe, it should be full of species with technology far more advanced than our own. But so far there is no trace ...

A NASA image of Mars appears to show an eerie, jellyfish-like figure lurking in the distance.

Scientists propose a universal test that could detect alien life without assuming it resembles any biology found here on ...

Sitting inside the California Desert National Conservation Area near the remote town of Trona, this collection of more than ...