A Bit of Bacteria Goes a Long Way

Electron microscope image of the microbe, Geobacter sulfurreducens

The U.S.’s  Naval Research Laboratory  powers mini robots with microorganisms

All sorts of robots are used to help us explore outer space but bigger isn’t always better when it comes to extraterrestrial explorers. These machines require loads of energy and last time we checked, outer space lacks electrical outlets….
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