Historical photos show fishermen with chinooks almost as tall as they are. A century's worth of dam-building, overfishing, habitat loss and hatcheries has cut the size of the average fish in half.
Because of layers of material that can be difficult to separate, many containers for juices and broths have traditionally been destined for landfills. But recycling them is getting easier.
When it comes to facing global warming, dealing with climate change and making informed choices for our cherished "project of civilization," we've been asking the wrong question, says Adam Frank.
The brown marmorated stink bug first showed up in the United States about 20 years ago, and has been terrorizing homeowners and farmers ever since. NPR's Ari Shapiro talks with Kathryn Schulz, who writes about the invasive insect in the latest issue of The New Yorker.
Insect-rich floodplain water once supported the threatened fish, but it has been diverted. The project's end goal is to improve the likelihood that Chinook survive the trek to the ocean and back.
Permits for sport-hunted elephant parts imported from some nations will be evaluated "on a case-by-case basis." The move ends an Obama-era ban on a practice President Trump has called a "horror show."
Neighborhoods around a Louisiana chemical plant have the highest cancer risk in the U.S. Residents felt powerless, until the Environmental Protection Agency released data on what they were breathing.
Microbe-free bovine life would be rough. Cows rely on single-cell accomplices for their digestion, so scientists are looking for ways to use these bugs to improve cows' eating and burping habits.
A can of old film sold out of the trunk of a car turned out to contain long lost footage. The film shows some of the aftermath of the 1906 San Francisco Earthquake.