Engineering team invents a camera that powers itself

A research team led by Shree K. Nayar, T.C. Chang Professor of Computer Science at Columbia Engineering, has invented a prototype video camera that is the first to be fully self-powered—it can produce an image each second, ...

Apple camera patent gives GoPro stock jitters

Apple has patented a new design for a digital video camera that could potentially compete with the rugged portable cameras made by GoPro, a move that sent GoPro's stock tumbling.

TiVo to make version for those without cable

Here's a sign more households are going without cable or satellite TV: TiVo Inc. is making a digital video recorder just for so-called cord-cutters.

Why cells allow the passage of disease

Using a digital microscopic holography technique, specialists at the Center for Research in Optics in Mexico, seek to know under what conditions the membranes of cells are deformed or broken, and determine how the permission ...

Football displays fractal dynamics

Football fascinates millions of fans, almost all of them unaware that the game is subject to the laws of physics. Despite their seemingly arbitrary decisions, players obey certain rules, as they constantly adjust their positions ...

How Candy Crush, Angry Birds get your money

They are free to download, fun to play, and fiendishly addictive: mobile games like Candy Crush Saga, Angry Birds and Clash of Clans want to get you hooked, then get your money.

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