ABC’s 2009 V reboot is free to stream on Tubi and Plex in the U.S. Here’s why the alien invasion series sparked debate and remains worth revisiting.

The CBS anthology series The Twilight Zone is one of the greatest science fiction shows ever made. Catch it while it's free ...

In the age of streaming, watching most movies and television shows requires some kind of paid subscription. Things can get quite complicated when you take tiered subscriptions or add-on services into ...

The original guardians of the galaxy ...

The best movies to watch for free on Tubi this weekend are Chris Hemsworth's Sci-Fi, Andrew Garfield's iconic drama, and a ...

Looking for your next sci-fi binge? Find out which critically acclaimed, fan-favorite sci-fi series is now streaming and where to catch every episode.

A team of scientists has to deal with creatures arriving through time portals in this British sci-fi series. You can now watch every season for free.

"Star Trek" creator Gene Roddenberry's ashes were sent into space, so his influence on sci-fi cannot be overstated. "Star Trek" is one of the most enduring franchises, but Roddenberry's imagination ...