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4. Remote-controlled chess board. While playing chess with someone thousands of miles away can be done with computers, it was not possible using an actual chessboard with moving pieces. Until now. U.S.-designed Wireless Arduino Powered Chess sets have pieces which can move remotely. It means your out-of-sight opponent can move their pieces and the corresponding ones on your board move as well.

Top 10 innovations of the year

Sci fi became reality this year with Google Glasses - computer-powered glasses that layer email and sat-nav over the real world. But other inventors pioneered even crazier ideas - from a flying drone that bellows encouragement while you jog, to a gun that makes people stop talking using a weird sonic effect.