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.
Frustrated scientists argued Wednesday that making nasty viruses even worse in the lab provides crucial insight into preventing pandemics. Others say it just ups the risk a lab germ will start one.
The idea of a "trophy wife" is common in popular culture: Attractive young women trade beauty for status by "marrying up" and finding wealthy husbands. NPR's Shankar Vedantam questions whether the belief is a real phenomenon.
Scientists first figured the claw-tipped, giant arm bones found in 1965 belonged to an ostrich-like dinosaur. But its recently recovered skull looks more like a dino designed by a committee — of kids.
The North Carolina coast may be the last place you'd think to find a sunken German submarine from World War II. But that's what Joe Hoyt — a nautical archeologist — found on a recent expedition to the ocean floor. Robert Siegel talks to him about the underwater battle site there.
The DNA in this ancient Siberian leg bone shows that the man had Neanderthal ancestors — yet more proof that humans and Neanderthals interbred. And he lived much farther north than expected.
Just because the Food and Drug Administration recalls a supplement because it contains dangerous substances, doesn't mean the product disappears from the market.
The World Health Organization says two vaccine candidates now undergoing small-scale tests of dosage and safety in people might be ready for broader deployment in Africa by early 2015.
Officials in Galveston, Texas, meant well when they tested a passenger while she was still at sea. But some say the rush (which included a U.S. Coast Guard helicopter) was needlessly alarming.
Host Audie Cornish talks with Drew Gronewold, a hydrologist at the National Oceanic and Atmospheric Administration, about why water levels in lakes Superior, Michigan and Huron are rising.
Many scientists believe that a diet of nuts, seeds and other tough, brittle foods shaped our faces, but a June study in Biological Reviews suggests that violence had a heavier hand in its evolution.
The Department of Defense says climate change is an "immediate risk" to the nation. Admiral David Titley talks with NPR's Rachel Martin about how the military must respond.
A "mountain-sized" comet known as Siding Spring will pass very close to the Red Planet, where orbiters from the U.S., Europe and India, hope to get close - but not too close — to the action.
The federal government will suspend funding while it reviews the potential risks and benefits of certain experiments with three viruses: SARS, MERS and influenza.