NPR News

The number of people graduating with nuclear engineering degrees has more than tripled since a low point in 2001, and many are passionate about their motivation.

"I'm here because I think I can save the world with nuclear power," Leslie Dewan told the crowd at a 2014 event as she pitched her company's design for a new kind of reactor.

Updated at 12:31 p.m. ET

A federal judge ordered Donald Trump's former campaign chairman, Paul Manafort, to jail on Friday following allegations by prosecutors that he tampered with witnesses in his case.

"You've abused the trust placed in you six months ago," said Judge Amy Berman Jackson. "I thought about this long and hard, Mr. Manafort. I have no appetite for this."

But Berman Jackson said she could not turn a blind eye to the charges that Manafort had attempted to contact witnesses in his case after he was on bail.

Fifty years ago, photographer and folklorist Roland Freeman hitched his hopes to a humble caravan of mule-driven wagons. The Mule Train left the small town of Marks, in the Mississippi Delta, for Washington, D.C. It was part of Martin Luther King Jr.'s last major effort to mobilize impoverished Americans of different races and ethnic backgrounds.

Updated at 11:06 a.m. ET

The Justice Department's internal watchdog agency unveiled a doorstop-sized report Thursday that provides an inflection point — but no closure — in the never-ending war over the 2016 presidential campaign and its aftermath.

The Army has long had shortages of health care workers and speakers of certain languages, and in 2009 it started doing what other industries, including the medical field have done: It looked to skilled immigrants.

A roller coaster derailed at the boardwalk in Daytona Beach, Fla., Thursday night, sending two riders crashing 34 feet to the ground while leaving several others stranded in a roller coaster car, dangling above the ground.

The local fire department says 10 people have been rescued, and six people have been sent to the hospital.

There have been no reports of fatalities, but the fire department could not describe the extent of injuries.

The Daytona Beach Fire Department posted photos and videos of the nighttime rescue of the trapped riders.

The voice of legendary physicist Stephen Hawking is to be broadcast into space after his memorial service on Friday, according to British media outlets.

Specifically, it will be directed toward the nearest black hole. Hawking, who died in March, revolutionized the scientific understanding of black holes — and won the hearts of people across the world with his tireless scientific advocacy.

In the spring of 2014, Eric Abramovitz got the opportunity of a lifetime.

He just didn't know it.

Abramovitz was the victim of a deception that a Canadian judge called "despicable," as he granted Abramovitz $350,000 Canadian dollars (more than $260,000 U.S.) in damages.

Kentucky's Attorney General announced on Thursday that the state is suing the pharmacy chain Walgreens for allegedly exacerbating the "man-made" opioid crisis, by playing a dual role in in the supply chain as both the distributor and dispenser.

The lawsuit also asserts the company willfully ignored its own safeguard systems that are designed to protect consumers and monitor their drug consumption.

Attorney General Jeff Sessions cited the Bible to explain why the Trump administration has launched a policy of separating families seeking illegal entry into the United States.

"I would cite you to the Apostle Paul and his clear and wise command in Romans 13, to obey the laws of the government because God has ordained them for the purpose of order," Sessions said during a speech to law enforcement officers in Fort Wayne, Ind.