U.S. Olympic heptathlete Annie Kunz says tracking her monthly cycles and learning she needs to eat more and get more naps when she's fatigued has already improved her athletic performance.
Health officials around the world are adjusting their plans for combatting the coronavirus in light of the more infectious Delta variant — and evidence that even vaccinated people can spread it.
A photo of a real-life sponge and starfish hanging out together delighted the internet. "The reality is a little crueler than perhaps a cartoon would suggest," says the researcher who posted it.
Kansas Gov. Laura Kelly, a Democrat, has been hesitant to issue any statewide mandates without a ruling from the state Supreme Court on her powers. Counties aren't jumping at the opportunity either.
Sweat is an "evolutionary marvel," says Sarah Everts, the author of The Joy of Sweat. In her new book, Everts delves into the science of perspiration and how this trait has enabled humans to thrive.
There's been about two degrees Fahrenheit of warming so far worldwide. That may sound like a small number, but scientists say it's enough to make extreme weather events much more common.
The African country, previously credited for high childhood vaccination rates, was 1 of 4 countries to reject COVID vaccines. Now they've done a 180. It's unclear if its citizens will go along.
Researchers who study evidence of fires through the millennia say to expect more and bigger fires as the climate continues to warm. Fire season is already months longer than in the 1970s.
Coastal cities need billions of dollars to build defenses against sea level rise. Tensions are rising over where that funding will come from: taxpayers or private companies with waterfront property?
Hundreds of scientists are meeting to finalize a landmark climate report. It's meant to guide the next decade of international climate policy, but it's unclear if politicians will act on it.
Cases of the variant have popped up in several states. But neither the WHO nor the CDC considers it a variant of concern, and the fast-spreading delta variant continues to dominate U.S. cases.
Chinese officials say they cannot support a second phase of a study into the origins of the pandemic, including new investigation into the theory that the virus might have leaked from a Chinese lab.
The authors say their research is the first to show an empirical link between tipping and forced friendliness to sex harassment. More than 70% of female restaurant workers report being harassed.
Eastern states have been clouded in a smoky haze for days, and with the smoke comes poor air quality. People far away from the fires aren't ready for the breathing problems the smoke brings.
NPR's Mary Louise Kelly speaks with Dr. Anthony Fauci, NIAID director, about the rising COVID-19 infection rate, updating mask guidance, potential for booster shots and breakthrough infections.
Shark Week may never be the same: Two Australian states-- Queensland and New South Wales — have softened their tone when it comes to the language of reporting shark attacks.
Men spend their money on greenhouse gas-emitting goods and services, such as meat and fuel, at a much higher rate than women, Swedish researchers found.
The CDC says COVID-19 was the largest factor, along with drug overdoses, homicides, diabetes and chronic liver disease. The decline was even greater for Hispanic men.
One of the scientists who signed a recent letter calling for more investigation of the lab-leak origin theory says new data has come to light. And that information has changed his thinking.
