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Magnetic levitation , maglev , or magnetic suspension is a method by which an object is suspended with no support other than magnetic fields .
Researchers at Tokyo University have come up with a technology that is a first and significant step away from the mouse and keyboard – touchable holograms. [Hiroyuki Shinoda, Professor, Tokyo University]: "Up until now, holography has been for the eyes only, and if you'd try to touch it, your hand would go right through. But now we have a technology that also adds the sensation of touch to holograms."
Cameras have slowly made their way into the portable gadgets we all carry around with us and not having a camera in a new device is viewed as a missing feature. It’s got to the point now where the latest smartphones even have two cameras so as to make for better video chat.
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