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Above, silhouettes of several gear designs that could be turned by Bacillus subtilis bacteria. In the video below, watch bacteria turn a pair of microscopic gears. Bartosz Grzybowski says the finding illustrates “that useful energy can be harnessed from random and otherwise wasteful motions of bacteria.” (Video Credit: Igor Aronson)
U. CHICAGO (US)—Scientists have discovered that common bacteria can turn microgears when suspended in a solution, providing insights for designs of bio-inspired dynamically adaptive materials for energy. Continue…
