Trillions of insects move around the globe each year. Scientists are working on new ways to map those long-distance journeys.

The monarch butterfly is widely recognized and widely dispersed across North America and it's in trouble. Federal officials ...

In the heart of Montreal’s downtown, snails and squirrels are showing up for school. They are just two of the more than 1,000 ...

Fifty years ago, developers hoped to build on San Bruno Mountain until a movement was launched to protect the land and its ...