The driving rats project has opened new and unexpected doors in my behavioral neuroscience research lab. While it’s vital to study negative emotions such as fear and stress, positive experiences ...

Bring home lab rats as pets. Or maybe some zebra fish. Both animals have long been used at the E.P.A. facility to test the toxicity of chemicals.

In Kelly Lambert's lab at the University of Richmond, rats are trained to drive tiny cars. Researchers are studying how that training, and the anticipation associated with it, affects their brains.