For the first time, clumps of human cells called organoids were fully integrated with the brains of rats—and influenced their ...

Could birth control be the key to curbing Chicago's rat infestation? A new pilot program moving away from rat poison is launching on Tuesday in what has been dubbed America's "rattiest city." The new ...

"Two rats in a given year can reproduce 15,000 descendants," New York City Councilmember Shaun Abreu said. "We have to go at the source." As chair of the sanitation committee, he led the successful ...