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Kevin Davenport, an aquarist and coral biologist, feeds krill to growing corals in a warehouse for growing and rehabilitating coral populations in Orlando, Fla., on Sept. 13.

Here is what scientists are doing to save Florida's coral reef before it's too late

Florida's barrier reef has lost 95% of its coral over the last half-century. Researchers, activists and government agencies are working to restore the reefs and ensure their long-term survival.

Nearly two years after the FDA issued a policy denouncing the marketing of fruit-flavored vape juice and other vape products to young people, the products are still widely available in stores. But experts hope that could be about to change.

The chase is on: Regulators are slowly cracking down on vapes aimed at teens

The advent of vaping revived nicotine addiction among young people after a dramatic decline. The FDA seems poised to at last yank some products aimed at teens from the market. Will it work?

Gregg Berhalter, head coach of United States team, looks on during a training session on Monday in Doha, Qatar. The U.S. faces Iran in a crucial match on Tuesday.

What's at stake as the U.S. faces Iran at the World Cup

The U.S. has to beat Iran to advance, while Iran only has to tie. The match comes after controversy over flags, Iran's national anthem, and ongoing protests in Iran.

Blank white papers and flowers are laid down during a commemoration for victims of a recent Urumqi deadly fire in Central in Hong Kong, Monday, Nov. 28, 2022.

Chinese universities send students home in an effort to prevent more protests

Chinese universities are sending students home as the ruling Communist Party tightens anti-virus controls and tries to prevent more protests by crowds angered by its severe "zero COVID" restrictions.

Mourners visit a makeshift memorial on Aug. 12, 2019, near the Walmart in El Paso, Texas. On Monday a Texas prosecutor, facing mounting criticism over the handling of the shooting, resigned after the county took the extraordinary step of moving to remove her from elected office.

El Paso prosecutor resigns after facing accusations of incompetence

El Paso County District Attorney Yvonne Rosales agreed to resign. She faced accusations of incompetence involving hundreds of cases and of slowing down the case against the suspected Walmart shooter.

Protesters in China call for the end of the 'zero COVID' policy

Protesters in China have been calling for the end of the country's "zero COVID" policy and political reform.

Quantum computing could lead to advances — but also national security threats

Cybersecurity experts recently gathered in New York to talk about how to defend against a technology that doesn't yet exist. Quantum computing would usher in advances — and national security threats.

Law enforcement has used robots to investigate suspicious packages. Now, the San Francisco Board of Supervisors is considering a policy proposal that would allow SFPD's robots to use deadly force against a suspect.

San Francisco considers allowing law enforcement robots to use lethal force

From sci-fi to the streets, the San Francisco Board of Supervisors considers a policy proposal on whether the San Francisco Police Department can use robots as a deadly force.

A Black Vietnam veteran is suing the VA for discrimination

A Black Vietnam veteran is suing the Department of Veterans Affairs for discrimination, according to records obtained by FOIA. The VA says it's studying how to address a history of racial bias.

How to balance your digital life past just logging off

Lots of people struggle to put their phone down. And lots of solutions say to just log off, but it's not always that easy. NPR's Life Kit podcast has tips on how to log off.

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