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A wall-climbing robot uses the zero-pressure difference method to form suction. Credit: Xin Li and Kaige Shi Centrifugal force from a high-speed rotating water ring enables gripping rough surfaces. Specially designed vacuum suction units allow humans to climb walls. Scientists have developed a suction unit th...-
Georgia Tech undergraduate student Gaurav Byagathvalli and Assistant Professor Saad Bhamla with examples of butane lighters they used to create the inexpensive ElectroPen – an electroporator device useful in life sciences research. Credit: Christopher Moore, Georgia Tech Researchers have devised a straightfor...
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