BYTES
bacterial hold: Bacteria have hair-like protrusions with a sticky protein on the tip that enables them to cling to surfaces. The coiled, bungee cord-like structure of the protrusions helps the bacteria hang on tightly, even under rough fluid flow inside the body, claim a group of researchers at the University of Washington in Seattle and ETH Zurich in Switzerland. The scientists have been studying how the bacterium Escherichia coli attaches to mucous membranes in the body.
quiet transistors: University of Arizona physicists have discovered how to turn single molecules into transistors
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