Camila Domonoske

Clinton won big; Trump continued his triumphant streak, with the notable exception of Kasich's win in Ohio; Rubio dropped out after a dismal showing in Florida. What that means, in five stories.

The attack on a beach resort popular with Westerners has been claimed by Al-Qaeda in the Islamic Maghreb, according to SITE. The six gunmen have been killed, Ivory Coast's president says.

Turkey's capital was struck by a large explosion on Sunday, hitting a transportation hub that was packed with travelers returning from weekend trips.

On Meet the Press, presidential front-runner Donald Trump said he may pay the legal bills of a supporter who punched a protester in the face. He also said he "doesn't condone violence."

Google's AlphaGo program has already won the best-of-five match against Lee Sedol. But Sedol now has ensured it won't be a clean sweep by getting a victory in on game four.

In 2015, a co-pilot intentionally crashed a plane. French investigators now suggest doctors be encouraged to inform authorities about safety risks, and pilots be permitted to take antidepressants.

Most people in the U.S. — residents of Hawaii, most of Arizona and some territories excluded — will lose an hour tonight. Complaints about it are as regular as, well, clockwork.

Multiple dogs were injured Saturday morning after a snowmobiler repeatedly drove towards Aliy Zirkle, Jeff King and their teams. Nash, a 3-year-old male on King's team, was killed in the attack.

Custom-made drones whirred around a glowing track for two days, trying to win the $250,000 prize at the "World Drone Prix." A young man from Britain, known as "Banni UK," piloted his way to the top.

The 1,031-bed Holman Correctional Facility, about 50 miles north of Mobile, is the only prison in Alabama that carries out executions. Prisoners are reportedly setting fires and roaming the facility.

Lee Sedol has lost three games in a row to Google's AlphaGo program, which means the program has officially defeated the human. Lee said the pressure was intense, and he felt "powerless."

A koala in the LA Zoo was mauled to death last week. Zookeepers have named a possible culprit: P-22, a mountain lion living in Griffith Park, was caught on zoo surveillance cameras the night before.

On one of the world's most exclusive guest lists, between a senator and the Treasury secretary, there she was: Ms. Twila Legare, letter writer. What did she write? To whom did she write it?

The total solar eclipse on March 9 wasn't visible anywhere in North America, but Indonesia got a perfect view. Now you can see the eclipse from the other side ... that is, the view from space.

How hard would it be for Apple to write the software the FBI wants? Should the order be up to the courts, or Congress? How is the First Amendment involved? The two parties lay out their arguments.

The government says Apple has cited broad generalities in its refusal to help the FBI circumvent an iPhone's security features — and argues that the FBI's request is, in contrast, modest and specific.

President Obama and Canadian Prime Minister Justin Trudeau unveiled goals for cutting methane emissions from the oil and gas industry by more than 40 percent by 2025, among other ambitious targets.

Canonization is pricey: One journalist estimates half a million dollars is spent per candidate. Until now, it was spent with little oversight or documentation. Pope Francis is pushing to change that.

When Melissa Harris-Perry refused to host her eponymous MSNBC talk show in late February, she said she was stepping back because over the past few weeks she had been "silenced." Shortly afterward, she and her network confirmed they had parted ways.

From the start, Harris-Perry and her employers had very ...

A NASA mission to Mars that was originally scheduled to launch this month — then was canceled when a flaw was discovered in a pivotal piece of equipment — is back on the calendar. If all goes well, it will launch in 2018.

The InSight mission — or "Interior Exploration ...