Radio telescopes have long scanned quiet patches of sky for a lone, artificial-sounding ping, but a growing body of research is pushing astronomers to look instead at the loudest neighborhoods in the ...

NASA has taken a bold step in the search for alien life beyond Earth. The space agency announced the selection of seven advanced technology partners for its next major mission, the Habitable Worlds ...

If so, why haven’t they said hello? The humble residents of this pale blue dot have been on a quest to find an alien civilisation for more than a century. First, it was the “canals” of Mars. Then ...