Protesters shout outside the Republican National Committee on Capitol Hill in Washington, May 12, 2016.
An expert on extremism sees parallels between the rhetoric of Trump's GOP and that used to mobilize violence in Iraq and Kenya.
The aftermath of an anti-terrorist raid in Bishkek, Kyrgyzstan.
Islamic State has been spreading its influence beyond the Middle East – and Central Asia could be in the firing line.
Birds are more dangerous to aircraft than drones.
Drones don’t pose much of a risk to traditional aviation. Our research shows that collisions with manned aircraft are far more likely to involve a bird.
New Horizons continues to help unravel the icy dwarf planet’s secrets.
NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute
After last summer's Pluto flyby, the New Horizons spacecraft started sending data back to Earth – at 2 kilobits per second. Here's some of what scientists have learned so far from that rich, slow cache.
Harney County residents gather to protest the FBI’s presence at the airport in Burns, Oregon, January 31, 2016.
Race may have played a role in the muted federal response to the standoff at Malheur Wildlife Refuge, but it goes deeper than that.
Round 5 of the GOP debates was full of tough talk.
Who is most fit to serve as America's commander-in-chief? Our scholars watched the latest GOP debate to decide.
Barack Obama speaks about counterterrorism and the US fight against Islamic State from the Oval Office.
Obama addressed the nation from the Oval Office Sunday night, attempting to steady fears after a terrorist attack in San Bernardino, California.
Police stand guard in Place de la Republique, Paris, November 15 2015.
Compared to 9/11, the recent attacks by ISIS were coordinated, but not costly.
Children may be absorbed in figuring out emotions of people important to them.
Why does emotional learning matter for children?
Motivation to act: Beijing pollution.
A summit between officials from the US and China on climate change underscores the crucial role cities need to play in meeting national carbon-emission goals.
A man inspects the remains of what ISIS militants say was a US drone that crashed in Raqqa in 2014.
A planned US drone strike program in Syria will waste life, political capital and resources.
Amarion Allen, 11, stands in front of police in Ferguson, Missouri on Aug. 9, 2015.
Community policing efforts in New Haven and Gainesville offer a stark contrast to military-style policing.
Former Egyptian President Mohamed Mursi waves at his trial with other Muslim Brotherhood members in Cairo, in May. He was subsequently sentenced to death. Egypt is among a handful of African countries that regularly execute.
Reuters/Mohamed Abd El Ghany
As with most aspects of criminal justice in sub-Saharan Africa, the death penalty as it currently exists in law is a colonial import. Criminal justice before the modern era was a private matter.
Sandra Bland (left) died in jail after a routine traffic stop in Texas. Freddie Gray died after suffering a spinal injury while in police custody.
Police in Lowell, Massachusetts and Memphis, Tennessee are using a new approach designed to help them build trust while enforcing the law.
But how to stop a next time?
What we need is an examination of whether we're looking at terrorism the right way to begin with.
It’s all happening! New Horizons' science team members react to crisp shots of Pluto.
New Horizons mission members have worked on the project for even longer than it's taken the spacecraft to get to Pluto. They've planned, built and researched – and now their efforts are paying off.
A Syrian refugee flees from ISIS attack.
There were more airstrikes against ISIS this July 4 weekend. Most politicians agree that ‘war is the answer.’ But here’s an argument that peacebuilding is the only realistic way to defeat ISIS.
ISIS take Ramadi; on the move in Iraq.
ISIS victories in Iraq do not come out of the blue; the group's military success results from a long history of tensions between Sunnis and Shia and US policies that fostered such tension.
U.S. President Barack Obama listens to British Prime Minister David Cameron.
The decisive Conservative victory in the UK may deal a blow to the "special relationship" with the United States on issues of global defense and security.
Santana Row, located in San Jose, California, is one of many Lifestyle Centers cropping up around the country. Parading themselves as a Main Street from a bygone era, these new retail centers hope to recreate what was lost in the rush to cover America with large malls from the 1950s through the 1990s.
Meet the indoor shopping mall's hipper, “New Urbanist” cousin.