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Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the annual State of the Air report from the American Lung Association.

Two studies of wild chimps point to the evolutionary roots of human language. The studies found that chimp communication often relies on rhythmic structures and call combinations.

For close watchers of the Catholic Church, the election of a U.S. pope seemed impossible. The "Trump effect" on the U.S. and global order changed that, papal expert Massimo Faggioli told NPR.

Sudiksha Konanki remains missing after she disappeared during a spring break trip with friends.

A wider disparity between major conferences and lesser-known conferences has lent itself to fewer close games in the early rounds of both the men's and women's NCAA tournaments.

He says the deficit is partly due to broad economic uncertainty, including ever-changing federal tariff policies and a volatile stock market.

Kenneth Stern, who drafted a widely used definition of antisemitism, says the Trump administration is using antisemitism claims to stifle speech and debate on the Middle East on college campuses.

The James Webb Space Telescope may have detected life-associated gas in the atmosphere of a far-off planet. The news is being greeted with both enthusiasm and skepticism.

DOGE's push to cut some federal surveys conducted by the Census Bureau may be duplicating a White House agency's oversight work and weaken U.S. data infrastructure, experts warn.