Space exploration was a major theme of a state House hearing on Tuesday, even as the budget deadline looms over lawmakers.

Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

A controversial Harvard University cosmologist who has suggested alien lifeforms could be sailing into the solar system disguised as meteors is leading the Trump administration’ ...

Scientists may have just taken one of the biggest steps yet in the search for life beyond Earth. Meet K2 18 b, a distant ...

Researchers propose turning a future NASA moon base into a quarantine station that would screen space samples before they ever reach Earth.

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

The question of whether humanity is alone in the universe has fascinated scientists for generations, but few have pursued an ...