Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Are we alone in the Universe? With more than 100 billion galaxies in the observable universe and at least 500 billion planets ...

Project Hail Mary, Solaris, and The Hitchhiker's Guide to the Galaxy are all among the very best sci-fi books set in space.

This new group, which is led by Harvard professor Avi Loeb, aims to advise the Trump administration and the U.S. intelligence ...

Brought to life by the maestro Christopher Nolan, ‘Interstellar’ is a sci-fi space drama film set in 2067, a dystopian future in which Earth is dying, crops are failing, and dust is making human life ...

The Great Filter theory suggests advanced civilisations may self-destruct before contacting others, explaining the universe's silence.

When Gene Roddenberry created "Star Trek" in the 1960s, he instituted several rules for starship design that are still ...

Get the latest federal technology news delivered to your inbox. You might think this column is about UFOs and the Pentagon's ...

NASA has chosen 41 commercial technology projects that could solve critical challenges for future missions to the Moon and ...

Professor Carol Oliver suggests that time dilation, a cosmic phenomenon, may deter aliens from visiting Earth, as ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology but found nothing beyond human-made interference. Even so, the ...