That Time Stargate: Universe Hid Cryptographic Messages In Plain Sight

"Human" is a Stargate: Universe episode that revolves around mathematician Dr. Rush trying to crack a code. "I loved Rush's crazy scribbles of nonsense and the light code imagery," Meredith wrote in io9's original recap. Only it wasn't nonsense – it was real cryptography with consistent, breakable codes. » 9/14/14 11:14am 9/14/14 11:14am

10 Alternates That Should Have Replaced Their Originals Permanently

Science fiction loves itself some doppelgangers: Clones, alternate universes, robot replacements, possession... It's hard to come up with anything that hasn't resulted in new versions of familiar characters. Sometimes, they're a little too interesting, and they leave us wanting more. Here are the ten that should… » 8/08/14 3:15am 8/08/14 3:15am

Romance Fail: The Worst Fictional Pairings, and Why They Happen

Romance abounds in fiction — and science fiction and fantasy are full of epic romances too. But sometimes, it's just a bad idea. We see so many fictional couples that the writers clearly thought were a great idea, but are actually disasters. Here are the main signs that a fictional romance is a terrible, awful, bad… » 2/14/14 12:00pm 2/14/14 12:00pm

10 Major Franchises That Have Never Been Rebooted

Most heroes get a facelift every decade or so, to keep them from showing their age. The longer an epic saga goes on, the greater the chances you'll see everything start over from scratch. But not everybody succumbs to the Etch-a-Sketch urge. Here are 10 epic storylines that have never had a reboot. Ever. » 1/30/14 10:01am 1/30/14 10:01am

The Most Absurd Courtroom Scenes from Science Fiction and Fantasy TV

There's a reason so many science fiction and fantasy shows feature trials. Legal battles can be used as an allegory, or a way to expose important issues. But sometimes, these stories just go off the deep end. Here are the most ridiculous trials from science fiction and fantasy television. » 9/26/13 12:19pm 9/26/13 12:19pm

Genre Actors Who've Owned More Than One Iconic Role

When an actor takes on a huge, break-out role, he or she runs a huge risk of getting typecast. This is what leads to things like Leonard Nimoy writing I Am Not Spock. But occasionally, an actor won't just play one iconic, famous character – they'll play two, or three. Here's a list of the genre actors who were either… » 9/13/13 12:35pm 9/13/13 12:35pm

This Week's TV: An A.I. Revolution, From the Writers of Stargate!

Television loves you. How do we know? Because this week's offerings include the Ghost Shark TV movie. Plus a guide for alien invaders. And a special about the man with the 132-pound scrotum. And most of all, Seth Green is stopping the A.I. apocalypse. Check out clips and details for this week's TV! » 8/19/13 9:00am 8/19/13 9:00am

10 Science Fiction TV Spin-offs That Are Great in their Own Right

Soon enough, we're going to be watching spin-offs of The Vampire Diaries and Once Upon a Time, proving that too much of a good thing is never enough. Spin-offs often seem like pointless cash grabs — but there have been some fantastic exceptions. Here are 10 science fiction and fantasy spin-offs that actually rule. » 7/11/13 9:02am 7/11/13 9:02am