Much of the food supply in the U.S. goes uneaten, which contributes to climate change. Some states have tried to cut food waste in landfills, but their efforts have fallen short, researchers found.

The five-day trip, funded by internet entrepreneur Jared Isaacman, broke several records including the first-ever commercial spacewalk using SpaceX’s Crew Dragon capsule on Polaris Dawn mission.

Robert Melnick, professor emeritus at the University of Oregon, discusses the consequences of leaving a bag of Cheetos at Carlsbad Caverns in New Mexico.

As Vaux’s Swifts migrate south, they roost together in a chimney, drawing crowds

From pension fraud to plastic plants, this year's Ig Nobel prizes recognize science that can be lighthearted, surprising or unusual.

The scale of the geological event is like something from prehistoric times, with a tsunami 200 meters--656 feet--in height. But it happened last year. Researchers warn that similar events may reoccur.

Butch Wilmore and Suni Williams revealed what life has been like aboard the International Space Station after problems arose with their Starliner spacecraft, which returned home empty last week.

Australia has added 750 new species of plants, animals, fungi and other organisms to its official list of species living on the continent.

The next time you shop for a cooking stove, the gas versions might show a health warning label similar to those on tobacco products.

NPR's Geoff Brumfiel fills us in on the first private spacewalk, which took place this morning.