Researchers have confirmed the mass of a free-floating planet thanks to a lucky convergence of ground- and space-based ...

Resolve to read more books in 2026—and start right here with io9’s first list of the year rounding up all the new sci-fi, ...

Find the best times to take a quick bathroom break during 'Avatar: Fire and Ash' without missing key scenes or spoilers.

George R.R. Martin's forgotten sci-fi, from Wild Cards' virus-altered aces to Dying of the Light's rogue planet, ranked for ...

SuperHeroHype's resident comic book critic Matt Morrison is once again ready to weigh in on the best comics of the past year.

A strange world just 47 light-years from Earth is rewriting what scientists thought they knew about alien planets. Hidden ...

The True Story of an Alien Craze that Captured Turn of the Century America," David Baron looked into one source of that ...

We continue our countdown of your picks for the greatest comic book storylines of all-time with #60-51! You voted (over 1,100 ...

Over the last century of cinematic sci-fi, movies like Planet of the Apes and The Thing have produced some of the most ...

Scientists using the James Webb telescope observed a distant exoplanet with an atmosphere of soot and diamonds, challenging ...

That book is none other than Ursula K. Le Guin's classic novel The Left Hand of Darkness, which is Carol Sturka's (Rhea ...

From space slugs to lunar cemeteries, these movies, games, and books show that the undead can arrive from above, as well as below.