Astrobiologists in Germany are developing a new testing device that could help tease dormant alien microbes into revealing themselves — and its key ingredient is a common amino acid that’s found in ...

It’s one small step for man, one potential giant leap for Martiankind. Scientists have identified a region on Mars that could support living organisms, potentially bringing us a step closer to ...

NASA researcher says fossils of bacteria found in two meteorites from outer space. WASHINGTON — NASA and its top scientists are distancing themselves from a space agency researcher who concludes that ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real–life extraterrestrials might take a far less glamorous means of transport. When an asteroid slams into a ...