New invisibility cloak hides objects from human view


For the first time, scientists have devised an invisibility cloak material that hides objects from detection using light that is visible to humans. The new device is a leap forward in cloaking materials, according to…

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Bionic microrobot mimics the ‘water strider’ and walks on water


Scientists are reporting development of a new aquatic microrobot that mimics the amazing water-walking abilities of the water strider — the long-legged insect that scoots across the surface of ponds, lakes and other waterways. The…

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