Need a reminder of what's up in the farthest frontier of 'Star Trek' before 'Starfleet Academy'? Class is now in session.

Being a sci-fi fan means living with a constant disappointment: the genre was built to ask big questions, but Hollywood keeps ...

After reviewing almost 30 years of signals, University of California Berkeley researchers have identified 100 mysterious, ...

When you look past the novelty of a billionaire’s backyard “spaceship,” you are really looking at a familiar story about how ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

With the idea of applying the technology of aircraft to submarines, this experimental stealth ship first met the sea in the ...

A dead star in our galactic neighborhood has produced a shimmering, ringed structure that looks uncannily like a cosmic ...

Sci-fi sitcoms are a bit unusual as compared to more traditional comedies, but some, including "Futurama" and "3rd Rock From ...

On the other were two more figures in space suits, with the tiniest Stars and Stripes planted in the lunar soil. Cruz ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien ...

When interstellar visitor 3I/ATLAS exhibited some peculiar movements, speculation arose regarding potential alien origins.