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Some ecosystems have already been irreversibly altered, scientists say. And climate change is wreaking havoc on human health.

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.

An underground world in the Ukraine capital is made up of Soviet-era bomb shelters, bunkers and basements. A potential Russian attack threatens to put the bygone shelter system to the test.

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.

NPR's Leila Fadel talks with Secretary of State Antony Blinken about talks in Beijing meant to ease tensions between China and the U.S.

Public health and law enforcement agencies around the U.S. are scrambling to blunt the impact of xylazine, a deadly new threat to Americans who use street drugs.

At a recent firearms training session in southern California, a small group of Asian Americans had mixed reactions to acquiring a gun.

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.