science

As part of our summer series on sweat, we get answers to the questions: Do we need to sweat during sleep? And, why does a warm bath help you sleep, even if it makes you sweat?

NPR's Juana Summers talks with astrophysicist Avi Loeb about his plan to retrieve fragments of a potential interstellar meteor from the ocean floor.

A new FDA rule allows adults with perceived mild to moderate hearing loss to buy hearing aids over the counter. Efforts to make them more affordable and accessible have been in the works for years.

William MacAskill's book, What We Owe the Future, urges today's humans to protect future humans — an idea he calls longtermism. Here are a few of his hardly modest proposals.

In the U.S., officials have asked vaccine makers to target BA.5, rather than the original omicron strain. That has delayed the boosters' development — but officials hope they will be more effective.

Florida's annual python challenge awards hunters who capture the invasive snakes from the wild. A decade later, it's done little to reduce the impact of the species on the Everglades ecosystem.

NPR begins a celebration of sweat — what it's made of, where it comes from and what it smells like. Spoiler alert: most of the time it doesn't have any smell at all.

A 30-year, nationwide study of ecological changes — including the effects of climate warming — has been releasing a powerful greenhouse gas, and critics want it to stop.

On Sunday night, Saturn will be closer to Earth than at any other point during the year. The American Museum of Natural History's Jackie Faherty explains how people can view this phenomenon.

NPR's Ayesha Rascoe talks with Bluu Seafood COO Chris Dammann about the company's new cultivated cell fish products - fish sticks and fish balls.