The Black Death was only possible because human civilization had become advanced enough to allow rats to survive and flourish, according to the first study of the ancient genes of the black rat.

Urban dwellers in Washington D.C., San Francisco, Toronto, New York City, and Amsterdam might have seen rats scurrying across their cities — and they’re not imagining an influx. Rat populations have ...

They are dirty, disease-ridden and repulse most people, but rats are a fascinating species and now more is known about the vermin during the early days of the region’s European settlers. Historic St.

UNDATED (WKRC) - An update to an older study that taught rats how to drive tiny cars found that the rodents seems to enjoy the journey as much as the destination. A team of neuroscientists taught rats ...

Now researchers are shedding light on why brown rats are the undisputed winners of the real rat race. The new study suggests that they crawled off ships arriving in North America earlier than ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. CHICAGO (WGN) — Chicago’s Lincoln Park Zoo ...

Add Yahoo as a preferred source to see more of our stories on Google. A new study suggests that the city’s iconic “Chicago Rat Hole” is likely the imprint of a ...

In a recent study published in the journal Scientific Reports, researchers investigated whether hemodialysis (HD) can maintain elevated blood ketone levels in rats on a ketogenic diet in an effort to ...

If you ever wondered if animals and humans have similarities, it turns out they do, according to new research. A team of scientists at the Howard Hughes Medical Institute’s Janelia Research in ...