The great mind has some words of comfort for heartbroken tweens with an interest in theoretical physics.
Scientists have sequenced a nearly complete woolly mammoth genome, which should bolster efforts to resurrect the Stone Age zoological rock star.
A new video recolours "Man of Steel" into "a Superman movie that looks like Superman!"
Watch laser enthusiast Patrick Priebe show off the blasting abilities of his slick Iron Man glove in a new YouTube video.
Technically Incorrect: In an ad that mocks rival phones and disorders in equal measure, HTC offers its latest attempt to outdo its last attempt at strange advertising. Yes, iOS is Irritable Operating System, apparently.
Technically Incorrect: Google may have all sorts of problems in Europe, but it's trying to make a contribution too.
Dan Fredinburg, an engineer in Google's Project X division, was among more than a dozen climbers killed in avalanche set off by Nepal's massive earthquake.
Facebook decided it wasn't going to let YouTube have all of the fun; you can now embed videos directly on your site.
Iron Man, Captain America and the team are back for an adventure that's nearly too big for the cinema screen.
Technically Incorrect: After a British interviewer suggests that Tony Stark has become more likable and that this applies to the actor, too, Downey becomes testy.