To learn how antibiotic-resistant bacteria jump from wildlife to livestock to pets to humans, researchers are collecting samples from a wide range of species — including those in the ocean.
Using machinery and prescribed burns, land managers hope to safeguard 2.7 million acres of forest from catastrophic fires like the one that destroyed Paradise in California.
Tussock moth caterpillars are stripping fir trees throughout the state. To keep our trees healthy, the Forest Service is fighting back with a spray-on virus straight out of sci-fi.