It turns out that rats have rhythm! Researchers have found that rats possess the ability and can keep the beat to Mozart, a new study shows. Scientists at the University of Tokyo found that rats' beat came from the time constant of their brains, not their bodies, which is similar across species. Researchers equipped 20 rats with wireless accelerometers to measure their head movements. They were played one-minute excerpts of Mozart, Lady Gaga, Queen, Michael Jackson and Maroon 5. Here's a look at what happens.....