"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most ...

Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

Released in 1996, Independence Day is a thrilling sci-fi action adventure featuring Will Smith, Bill Pullman and Jeff ...

Matt Dinniman introduced his series about an alien reality TV show free on the web. But readers ate up the goofy humor, now to the tune of 6 million books sold.

The latest instalment saw Ncuti Gatwa return as the Fifteenth Doctor alongside companion Varada Sethu for adventures in 1950s ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

Pluribus, Severance, and Stranger Things are all among the absolute best, must-watch science fiction TV shows now available ...

What's IGN's pick for the best TV show of 2025? Just about every TV series on our list this year feels socially and ...

Amid all of io9’s lists looking back at the year’s best books, movies, TV shows, and more, there’s always one melancholy ...

The sci-fi book series about a cranky Everyman who ends up in the galaxy's deadliest reality game show has sold 6 million ...

If you found out we weren't alone, if someone showed you, proved it to you, would that frighten you? That question sits at ...