Curiosity, which is exploring Gale Crater, conducted a chemistry experiment on a rock sample that revealed complex carbon ...

If advanced aliens lived on a planet within a few hundred to a thousand light years away from Earth, then vast numbers of their signals must already have crossed Earth without being noticed, a new ...

Searching for alien life by looking for specific signals from individual planets may overlook a larger pattern, new research ...

Stephen Hawking's eerie alien theory might explain why we've never been contacted ...

SETI pioneer remembered: Frank Drake’s groundbreaking work, including Project Ozma and the Drake equation, legitimised the search for extraterrestrial life. Science meets culture: Drake’s ...

The Milky Way is at least 100,000 light-years across, but the new results suggest that the galaxy's star formation takes place within a region that extends to a radius of 40,000 light-years from the ...