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

A polarizing Harvard astronomer has been appointed to lead a Trump administration panel studying UFOs. Avi Loeb is leading a ...

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’ ...

Before any wrinkled, wide-eyed creature from a distant civilization asks to be taken home, the first success in the search for life beyond Earth might be more prosaic. A clue could emerge from a ...

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

Look to the west to catch Venus and Jupiter shining bright, with Saturn and Mars visible in the east for early risers, and ...

The idea that octopuses might be aliens emerged from the theory of panspermia (Stelele 2018), according to which life on Earth is not entirely of terrestrial ...

A rare meteorite has revealed evidence of a massive lost world that once orbited the young Sun before being destroyed in a catastrophic collision. The discovery suggests some early planets formed from ...

Earth garnet has a glowing red hue. Mars garnet is a little... different. (Minakryn Ruslan/iStock/Getty Images Plus) Cracking open a meteorite that landed on Earth from Mars has yielded an unexpected ...

"It points to a distinct and separate evolutionary path in planetary formation in the early history of our solar system." When you purchase through links on our site, we may earn an affiliate ...

A slice of the rare angrite meteorite NWA 12774 shows olivine crystal (green), a mineral rich in magnesium. John Kashuba A 4.5-billion-year-old meteorite found in the Sahara Desert could be evidence ...