James Cameron had to spring into life-saving action when shooting a scene in The Abyss caused a rat to drown. Then he adopted ...

In humans, only two genes have been reliably linked to gut bacteria: the lactase gene, which influences milk-digesting microbes and determines whether adults can digest milk and the ABO blood‑group ...

A group of rats is most commonly called a "mischief." "Colony" describes rats nesting together in a family group. "Horde" describes a large, overwhelming group of rats. What is a group of rats called?

New videos reveal the surprising dynamics of bat-rat relationships—and suggest how human activity is fueling these interspecies conflicts. A rat attacks a bat as it flies by in this still image from a ...

Rats have gotten a bad reputation over the years for being dirty, garbage-eating carriers of disease. But these ubiquitous rodents are also clever and capable of learning complex tasks, even using ...

When a Middlesex County couple began to notice holes burrowed into their suburban backyard more than a year ago, they weren’t sure what was to blame. Snakes? Groundhogs? Maybe, squirrels? Then Kathy ...

City data actually suggest that rat sightings are declining. But horror stories are everywhere, and a single rat in a stroller is enough to set off a panic. By Christopher Maag Rachel Chase, a ...

Real change takes a long time, and when it happens, it must be recognized. The FDA and the NIH have announced their move away from animal testing, improving scientific outcomes and marking a victory ...

Employees at the Environmental Protection Agency’s research campus in North Carolina are preparing to take on a new responsibility. Bring home lab rats as pets. Or maybe some zebra fish. Both animals ...