The spotted lanternfly, native to Asia, is spreading and causing trouble in the U.S. Here's what to do if you find this invasive insect.

Know what you're dealing with before trying to get rid of (or at least control) common aquatic weeds that gross out swimmers ...

Forests, grasslands, and other natural areas around the world have access to about a quarter less nitrogen than previously ...

The invasive dotted paropsine leaf beetle from Australia is rapidly spreading through Southern California, threatening local eucalyptus trees.