"Project Hail Mary" really pushes the limit when it comes to non-humanoid aliens. But researchers posit that real aliens ...

A nutrition scientist applies metabolism, biology and food science to one of science fiction's oldest questions.

The moment of first contact with extraterrestrials is a staple of science fiction. It usually involves a frantic scientist having a Eureka moment, realising in a single dramatic instant that Earth is ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth ...

And if aliens made of different stuff potentially possess consciousness, then why not minds made of silicon, metal, and ...

A look at 10 of the greatest alien sci-fi movies, from Ridley Scott's Alien to Denis Villeneuve's Arrival, none by Steven ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Though the series’ protagonist is an alien, the show’s science fiction elements were relatively subtle in the early seasons. Harry spends as much time investigating the murder of the town’s last ...

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life. Tardigrades—a type of invertebrate ...