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Mobile phones in developing nations could charge up using dirt

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Mobile phones in developing nations could charge up using dirt

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There's no doubt that residents of developing nations can benefit hugely from having mobile phones. This particularly applies to the field of medicine, as the phones allow people living in remote areas to contact h...

Brain waves from thoughts of sounds used to move cursor

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Brain waves from thoughts of sounds used to move cursor

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A cursor on a computer screen can be controlled using thoughts about a range of vowel sounds, research has found. Brain signals have been translated into motion or even pictures before, but the current research show...