As the climate warms, temperatures are spiking and heat waves are more frequent. Phoenix — one of the country's hottest cities — aims to be a model in figuring out how to keep people cool.
Northwest farmers produce a quarter of the country's alfalfa seeds, but they get help from millions of alkali bees, thanks to one of the most unique agricultural partnerships in the country.
Author Paul Greenberg says the harvesting of tiny fish for omega-3 supplements is having a ripple effect, leading to less healthy and bountiful oceans. His new book is The Omega Principle.
Just in time for summer hikes and outdoor play, a study finds that the ticks that often convey Lyme disease become unable to bite, and soon die, after exposure to clothing treated with permethrin.
A year after the U.S. pulled out of the Paris climate agreement, NPR's Lulu Garcia-Navarro talks with Elliot Diringer of the Center for Climate and Energy Solutions for an update.
The agency's next acting chief has drawn praise as a capable administrator. But critics still say the transition from Scott Pruitt is a bit like "going from a train wreck to a house on fire."