Gladiators guzzled a drink made from plant ash to help their bodies recover after a hard day of sword fighting, according to Roman accounts. New tests of old bones back up that idea.
New research suggests umpires are hesitant to make calls that change the course of the game, especially in games with high stakes.
"When I first saw him he had a little bit of eye movement and that was really the only way he could communicate," says Eric Sellers, who helped a patient use a brain-computer interface to communicate.
Google's Alan Eustace fell from an altitude of more than 135,000 feet, plummeting for some 15 minutes. The jump broke the record of 127,852 feet that Felix Baumgartner set in 2012.
Peter Hubbard is one of 20 volunteers in a human safety test of an experimental Ebola vaccine. He tells NPR's Scott Simon about why he signed up and how he has been feeling.
Wind power is a growing part of the energy mix in the United States. And more wind turbines means there are new jobs for people to install and repair them. The job requires a unique skill set.
AR 2192, the largest sunspot seen since the beginning of the current 11-year cycle that started in 2008, is producing strong solar flares.
New research suggests that curiosity triggers chemical changes in the brain that help us better understand and retain information.
Juan Enriquez argues that human evolution is far from over — homo sapiens are becoming a new species right before our eyes.
Geneticist Spencer Wells tells the story of early humans, and our eventual migration from Africa.
Geneticist Spencer Wells describes how he uses DNA samples to trace our individual origins going back 2,000 generations.
Louise Leakey describes her family's long search for early human remains in Africa, and how unlocking that mystery is the key to understanding our past and our future.
Paleontologist Jack Horner explains what dinosaurs tell us about our own origins and what we can learn by attempting to revive a piece of the past.
David Christian explains the history of the universe from the big bang, and how humans occupy little more than a millisecond on that cosmic timeline.
For starters: Your voice is too squeaky, too loud; it lacks authority, is grating or obnoxious or unprofessional. Why is talking while female such an offense?
Shirley Corriher, author of Cookwise: The Hows and Whys of Successful Cooking, has tips on taking the bitter bite out of coffee, and holding onto cabbage's red hue while it's in the pan.
A European spacecraft has picked up a foul odor emanating from comet called 67P/C-G. Imagine sharing a stable with a drunk person and a dozen rotten eggs.
A viral video shows people lauding fare billed as an "organic" fast-food option that was actually McDonald's. It wasn't just pranksters playing tricks on these poor folks, but maybe their brains, too.
The Food and Drug Administration has issued warning letters to companies marketing products claimed to be cures for Ebola. One firm says it will drop such claims — but it's still selling the product.
Is California's severe drought hurting the nutrient content of fruit? No, preliminary data on pomegranates suggest. The fruit may be smaller, but packed with more antioxidants, tests show.