NASA's Curiosity rover uncovered critical new samples, including a series of compounds planetary scientists consider building ...

NASA has uncovered major new clues on Mars that could point to alien life. The space agency’s rover has found chemicals on ...

Aristotle believed the planets revolved around Earth and God could not have created other worlds. Today, scientists scour the ...

Alien experts claim powerful extraterrestrial life exists in the universe, which is beyond the control of any government — ...

A single alien world can be misleading. A strange gas in an atmosphere might look promising, then turn out to come from ...

This video breaks down why K2-18b has become one of the most talked-about planets in the search for alien life. A team at Cambridge says its atmosphere may contain the strongest biosignature evidence ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.

What would they think of us? Today in History: April 12, Euro Disney opens in Paris Artemis II’s moon-traveling astronauts ...

"This experiment's never been run before on another world," said Amy Williams, an astrobiologist working on the Curiosity ...

For years, TRAPPIST-1 has stood out as one of the most closely watched systems in the search for life beyond Earth. Now, ...