Since at least the 1500s, people have been mesmerized by the legend of a so-called “rat king.” Usually depicted as a mass of a rodents with their tails tied in a knot, the specific details can vary by ...

For centuries, government leaders and public health experts have been trying to get a handle on New York City's rat community, which continues to grow in size. But a new group is curious to explore ...

A robotic rat learned how to befriend real rats using AI. The wheeled rat was designed to provide companionship for lab rats, which can live pretty secluded and lonely lives. The robots have movements ...