Winters are getting warmer and shorter as the climate changes. That's helping rat populations grow in several U.S. cities.

New York City has a well known rat problem. And the city is trying to tackle it — with trash cans and by changing human behavior.

African giant pouched rats use their acute sense of smell to sniff out landmines and detect TB in sputum samples. Now, they are set to become search-and-rescue specialists too.

Scientists at the University of Tokyo found that rats possess the ability to keep the beat to musical pieces from Mozart.

Researchers worry another coronavirus will spill over from a bat or some other creature. They're hunting for sources — and finding evidence that a new pandemic could be around the corner.

The African crested rat's fuzzy fur has hairs loaded with a poison that can purportedly fell an elephant. But these rats turn out to be social, affectionate creatures.

In the last four years, the rat named Magawa has helped to clear over 1.5 million square feet of land. The animal has detected dozens of land mines in Cambodia and is believed to have saved lives.

Experiments in people have long shown that the presence of indifferent bystanders hurts the chances that someone will help a stranger in an emergency. Rats, it turns out, behave the same way.

Savannah attracts a whole lot of tourists. And, if you believe pest control experts at Terminix, an over-supply of rats. Terminix recently named...

Good news: breast cancer death rates dropped by nearly 40 percent in the last three decades. Breast cancer is the second most common cancer diagnosis...