Matthew Livelsberger, a 37-year-old Green Beret from Colorado, also wrote in a note that he needed to "cleanse my mind" of ...

Bollards meant to close roads off to cars have been an issue in New Orleans for years. Why did officials ignore this for so long, and what more could be done to keep crowds there safe?

NPR's Mary Louise Kelly speaks with Wall Street Journal reporter Alison Sider. The Department of Transportation has fined JetBlue for "chronically delayed" flight performance.

The humble ZIP Code shows up in all kinds of surprising places. Planet Money looks at how it was born, how it transformed the mail and talks to one researcher who argues that it's gone too far.

NPR's Ailsa Chang speaks with with Jocelyn Chung, who wrote a children's book called When Love Is More Than Words, about all ...

A new session of Congress began Friday with Republicans to take full control in the Washington this month. But the new session was not without internal drama for the party.

NPR's Mary Louise Kelly talks with Amy Nordrum of the MIT Technology Review about the magazine's list of breakthrough technologies for 2025.

Alcohol use is a leading preventable cause of cancer, according to an advisory from the Surgeon General. Studies show a link to at least 7 types of cancer. The more people drink, the higher the risk.

In 2018, an orca in Washington dubbed J35 by scientists made global headlines when she carried her dead baby on her nose for 17 days. The same orca has just lost another calf.

President Biden formally blocked the sale of U.S. Steel to a Japanese steelmaker, citing national security concerns. The company said that it may have to cut thousands of union jobs without the sale.

New research shows that the anesthetic ketamine keeps fish from giving up -- and the way it works may help figure out how it works in humans and lead to better medications for depression.

Federal officials are trying to figure out the motive behind a Colorado man's decision to drive a rented Tesla Cybertruck to Las Vegas and detonate it in front of a Trump hotel on New Year's Day.