SCIENCE NEWS
Mona Lisa: Can you hear me now?
(Associated Press)
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· Japanese scientists are using bacteria to power very tiny motors. The pear-shaped bacteria are one-millionth of a meter long, so you need a microscope to see them in action. The bacteria moved a rotor at about twice the speed of the second hand on a clock, Science News for Kids reports.
· Art speaks to some people. Really. About 2 percent of people have mingled senses (sight and sound, for instance). So, while looking at a beautiful painting, they could be hearing it, too, says a British professor.
· The Amazon rainforest might have existed 15 million years ago, according to a study of insects and plants trapped inside ancient, gold-covered rocks found in Peru.
