Teaching rats to drive a tiny car around a laboratory had some far-reaching effects – it taught scientists a lot about the benefits of anticipating the joy brought by the things we love.

Since 2015, we have actively worked to improve the welfare of mice and rats in toxicology studies in order to reduce stress, anxiety, and fear. By handling and training the animals gently, with ...

Although cars made for rats are far from anything they would encounter in the wild, we believed that driving represented an ...

This striking disparity between domesticated and wild rats prompted Dr. Richter to reflect on the role that hope plays in ...