It is well known that rats will help each other out. What the researchers wanted to know was whether the rat's odour during this behaviour had any effect on another rat's helpfulness. They therefore ...

Despite their reputation, rats are surprisingly sociable and actually regularly help each other out with tasks. Researchers at the Universities of Göttingen, Bern and St Andrews have now shown that a ...

Research in rats published in the April issue of Anesthesiology suggest that rats' brains may remember odors they were exposed to while deeply anesthetized. Previous research has led to the belief ...