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The multicellular bots move around and help heal “wounds” created in cultured neurons. Scientists at Tufts and Harvard made tiny biological robots called Anthrobots using human tracheal cells. These tiny robots move and, in the lab, help neurons grow in damaged areas. The researchers hope to use similar biobots made from...

Graphene by-product offsets ‘flash’ hydrogen production costs, Rice study finds.

Microbial CO2 emissions in the polar regions will increase twice as much as in the rest of the world.