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The deadly attack on a Saudi Arabian mosque was the first of its kind carried out by the Islamic State group within the borders of the kingdom.

So far, multiple federal police officers have been counted among the dead in a state plagued with rival crime groups, vigilantes and the Knights Templar cartel.

In the midst of China's “hidden war” with the West, some warn growing Internet censorship may stifle technology and innovation. But the majority of Chinese Web users haven't noticed.

Flashing blue light triggers the fastest reaction on an octopus' skin, which turns darker once the light is switched on, a new analysis shows.

The Islamic State allegedly used 30 car bombs, including 10 massive ones, during its attack on the city of Ramadi.

Some have let their Google Plus accounts fall by the wayside. Not presidential contender Bernie Sanders.

Recovering the church's ancient headquarters is part of a campaign to seek reparations for the genocide.

On Tuesday, New York City Mayor Bill De Blasio is expected to announce urgently needed plans to fix the city’s public-housing problem.

The president met with Gulf leaders at Camp David this week to discuss security in the Middle East, counterterrorism and the Iran nuclear deal.

Scientists have replicated the molecular processes responsible for the evolutionary transition from dinosaur snouts to the first bird beaks.

The U.S. and Saudi Arabia fear the Iranian cargo ship might be used to supply weapons to the Houthi rebels.

ESPN gave Bill Simmons free rein to design, curate and run the sports and pop culture site Grantland. Once he leaves, will Bristol scrap it for parts?

Gov. Cuomo announced emergency measures to crack down on health risks and labor abuses at nail salons.

Saudi Arabia's interior and defense ministers will visit Washington this week, after King Salman canceled his trip.

The U.S. Justice Department is expected to announce an investigation into the use of excessive force throughout Baltimore’s police department.

The cable operator announced a multiyear plan to improve its notorious customer service, but not everyone is buying it.

Law enforcement officials named two gunmen suspected of opening fire at a Prophet Muhammad art contest in Garland, Texas.

Those attending the invitation-only memorial for Dave Goldberg Tuesday are asked not to take pictures for sharing online.

As husband to Facebook COO Sheryl Sandberg, Goldberg, 47, was one-half of Silicon Valley's preeminent power couple.

Michael Morell, former CIA deputy chief, was critical of both the GOP and the White House's actions surrounding the 2012 attack in his new book.

Approaching an especially expensive election, the FEC can’t seem to agree on anything.

One of the images on Slator’s phone showed an African child dancing, alongside a caption that read, "It's Friday N*****."

The U.S. sent a military aid plane to Nepal that is set to arrive with personnel, an assistance response team and 45 tons of cargo.

As international aid workers frantically dig for survivors in Nepal, monsoon season has begun to take effect and douse Kathmandu with torrential rain.

Republican presidential candidate Ted Cruz told conservative Christians a "liberal fascism" was dedicated to persecuting Christians in the U.S.

The former four-star general and CIA chief had pleaded guilty to leaking classified military intelligence to his biographer and mistress.

Students will not have to pay until they complete the courses, which will be available worldwide without any admission process.

The U.S. aircraft carrier Theodore Roosevelt is just one of many warships converging on the world's newest flashpoint.

The $249 saliva-based test promises access to women who couldn’t previously afford to be screened.