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

In a new study Indiana University researchers observed episodic memory in rats to a degree never documented before, suggesting that rats can serve as a model for complex cognitive processes often ...

Tracy J. Wholf is a senior coordinating producer of climate and environmental coverage for CBS News and Stations, based in New York. Cara Tabachnick is a news editor at CBSNews.com. Cara began her ...

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 ...

The city’s “rat czar” says trash containerization is having an impact on the rodent population. By James Barron Good morning. It’s Thursday. Today we’ll look at the success of the city’s efforts to ...

WASHINGTON — Rat infestation in many world cities appears to be soaring, especially in Washington, and a new study blames warming temperatures, urbanization and other human actions. A ...