Researchers at Stanford University have transplanted human neurons into rat brains, seen them mature into hybridized brain circuits and then used them to influence the rodents’ behavior. The work ...

Immune system changes in the pregnant body that protect the fetus appear to extend to the brain, where a decrease in immune cells late in gestation may factor into the onset of maternal behavior, new ...

Pet rats are intelligent, social, and affectionate companions that make wonderful additions to many households. Despite common misconceptions, these small rodents are clean and trainable and bond ...