If mice ever wonder what it's like to experience the world as a rat, some are now able to live that dream, at least when it comes to the sense of smell. Researchers led by Columbia University's ...

Rats and mice are mutating and potentially becoming resistant to the poison that cities have long used to stop their populations from exploding, a recent study has warned. More than one-third of 143 ...

Rat disease models have played an integral role in scientific discovery and cancer research, including Nobel Prize–winning ...

The study recommends diversifying the ways the rodent populations are controlled.

What does it feel like to be a rat? We will never know, but some very unusual mice may now have an inkling. In a series of new experiments, bits of rat brain grew inside the brains of mice. Donor stem ...

Scientists in Japan have developed a rat-mouse hybrid embryo from a single frozen rat chromosome transplanted into a mouse egg cell. The achievement is proof that genetic material can sometimes remain ...

Kidney transplantation remains the most effective treatment for end-stage kidney disease, yet a severe shortage of donor organs continues to limit access for millions of patients worldwide. With ...

Two independent research teams have successfully regenerated mouse brain circuits in mice using neurons grown from rat stem cells. Both studies, using interspecies blastocyst complementation to study ...

Researchers recommend combining traps, sanitation, and other methods to manage rodent populations effectively Rats and mice living in some of the nation's largest cities may be becoming harder to kill ...

Chimeras, fictional creatures made up of a combination of body parts from different animals, such as the mythological Minotaur, have captivated thinkers, philosophers and scientists throughout history ...

Mice lacking an olfactory system have had their sense of smell restored with neurons from rats, the first time scientists have successfully integrated the sensory apparatus of one species into another ...