4K Ultra HD is four times the resolution of 1080p. Here are three improvements far more worthwhile.
Facebook is facing a technical glitch that means the site is slow or unreachable for users around the world, but says it's working on the problem
Google's next-gen smart phone can now be pre-ordered from Carphone, with the mobile retailer promising if you order now you can have it delivered by the end of December...
Odds and Ends: Duplicating a CD or DVD that fails to mount on new G5s
A service merger means that a Manhattan station now bears the acronym of one of the Web's best-known profanities for expressing frustration.
DIY cannons, catapults and slingshots abound in Portland, Ore.
A promotion for the blog Toolmonger.com gives an audience a chance to watch a shack get hacked to pieces.
Yet another rogue app spreads on Facebook, as does new variant of Koobface worm that tricks users by including the name and photo of an intended victim's Facebook friend.