What if an alien civilization did not just exist somewhere in the universe, but actually reached Earth in the distant past? This video explored the ancient alien theory through the lens of the Fermi ...

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

Two newly registered federal website domains – Alien.gov and Aliens.gov – are drawing attention after records showed they were created this week by a U.S. government agency, fueling speculation as ...

Speculation about links among a handful U.S. scientists who have died or disappeared in recent years was largely confined to ...

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

Delaware has many unique titles such as First State, Nation's Summer Capital or Small Wonder. You can add a new one that's a little more special than the rest. According to a recent study Delaware is ...

The Trump administration appeared to register the domain name aliens.gov on Tuesday, about a month after President Donald Trump said he would order relevant government agencies to release government ...

Two new – otherworldly – government-operated website domains created this week have caused a stir. Alien.gov and Aliens.gov were both registered by the Cybersecurity and Infrastructure Security Agency ...

Ryan Gosling’s newest costar is high-maintenance, had an entourage around him at all times and required his own wardrobe department on set. He’s also a space alien. “He is in the hotel right now in ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. [CLIP: The spaceship Hail Mary’s operating system (played by Priya Kansara) speaks in ...