Rat eye boggling: discover how evolutionary dental maintenance (tooth grinding) turned into a social signal for relaxation.

Rat Czar Kathleen Corradi says although city agencies are on the front line, it's key for New Yorkers to get educated. Rats seem to be everywhere across the city, and agencies across the boroughs say ...

Add Yahoo as a preferred source to see more of our stories on Google. A rat king displayed at the University of Tartu Natural History Museum in Estonia. Some have claimed that the phenomenon in which ...

When a rat you've never met before shows up instead of flowers Credit: Smithsonian's National Zoo/Flickr via CC-BY-NC-ND 2.0 DEED OK, here we go: I’m writing an op-ed to defend rats. Not a popular ...