If you think laughter and comedy are reserved strictly for humans, you’d be wrong. A study in the late 1990s showed that creatures like rats emit ultrasonic vocalizations while playing with or ...

Scientists have shown in rats how several brain regions need to work together to acquire a skill and replicate it flawlessly with each rat adding their own personal flair in the form of a 'dance.' ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Since Aristotle, scientists have vivisected, poked, and prodded ...

A laboratory rat or lab rat is a brown rat of the subspecies Rattus norvegicus domestica which is bred and kept for scientific research. While less commonly used for research than mice, rats have ...

One study found that rats emitted ultrasonic vocalizations when they were subjected to manual somatosensory stimulation, i.e., tickling. The results of this controversial research were published in ...