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 ...

In the first study of its kind, scientists found a correlation between climate change and a rise in urban rat populations.

Global warming is worsening droughts, making sea levels rise, and fueling deadly storms. Now scientists have a new problem to ...

A new study finds that rat infestation in many of the world’s cities appears to be soaring, especially in Washington.

A new study has linked increasing temperatures to growing rat populations. Climate change is contributing to a global rise in urban rat infestations, according to a new Science Advances study.

Climate change is contributing to a global rise in urban rat infestations, according to a new Science Advances study. As temperatures increase, rats are better able to thrive -- even in inclement ...

There are several reasons to be concerned about potential rat boom. "Rats transmit more than 50 zoonotic pathogens," Richardson said. "They're a big a big potential vector for people getting sick ...