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NPR's Sacha Pfeiffer talks with Lauren Whitehurst, a cognitive neuroscientist specializing in sleep, about who in our society doesn't get enough sleep and why that's a problem.

Leaders from tech giants like Google and PayPal say that the password as we know it is dead. So what's the future of authentication online? Apple is implementing fingerprint protection on iPhones, but questions linger about the security and feasibility of biometrics.

Newly released revisions to a well-respected COVID-19 model translates into good news for the United States. The number of Americans expected to die from the coronavirus has been lowered.

We talk with a NOAA scientist about the Northern Lights, and why their visibility seems to be increasing.

Ukraine's culture minister said his country's allies could stop Russia from weaponizing its culture by temporarily boycotting Russian artists, including The Nutcracker composer Tchaikovsky.

Climate change is causing ice caps and glaciers to disappear. One animal that the ice melt is affecting is the North Atlantic right whale.

See some of the best photos from the 2022 World Cup's quarterfinal and semifinal rounds. Argentina and France will face off in the final on Sunday, Dec. 18.

Ilia Malinin of the U.S. was heavily favored for men's figure skating gold, but a series of falls and downgraded jumps landed him in eighth place.

At the U.S. Curling Olympic Trials, a team of Gen Z curlers usurped the long-reigning champions in a big upset. Team Casper is bringing swagger, limber knees and some new sensibilities to a tradition-filled sport.

Once a racer for Norway, Pinheiro Braathen switched to Brazil, his mother's home country. In winning the Olympic giant slalom on Saturday, he earned South America's first medal at a Winter Games.