There's a new "Game of Thrones" fan theory making the Internet rounds this week, and this one suggests Jon Snow might have a secret twin sister. Warning: Spoilers are coming.
This "Game of Thrones" superfan made a pretty awesome tribute to the now former lord commander of the Night's Watch, Jon Snow, who may or may not be coming back to Westeros for Season 6.
On Monday's episode of "Jimmy Kimmel Live," Jimmy took an Oculus Rift VR headset prototype for a spin, showing off what social networking might look like in virtual reality. Shudder.
A new mural in Mexico City shows the powerful First Order in celebration of the upcoming movie "Star Wars: The Force Awakens."
Pack your bags, Trekkies. Captain Kirk himself, aka William Shatner, is hosting an official "Star Trek" cruise to celebrate the 50th anniversary of the beloved sci-fi series.
Researchers exploit a Web-connected insurance monitor to hijack a car using text messages.
Watch a new gameplay video for the upcoming beta, which begins next week on PlayStation 4.
Reporter's Notebook: From cars to security badges, if you build it, they will hack it at Defcon, the annual meeting of cybersecurity pros.
At the digital security conference, Kevin Mahaffey and Marc Rogers explain how they hacked a Tesla Model S -- and why you shouldn't be too alarmed.
Fifty years ago, watching TV on public transportation felt like a sci-fi dream; now, I watch sci-fi on the train every day. And that's progress, baby.