A police officer portrays an active shooter with an assault rifle loaded with dummy rounds.
AP Photo/Charles Krupa
While emergency drills may help schools feel safer, they contain underlying and often unintended moral messages about the nature of school and life itself.
African leaders meet in Kigali to sign the continent’s free trade agreement.
Continental free trade area's potential impact includes boosting intra-Africa trade, manufacturing exports, job creation and poverty alleviation.
The US AID program has provided the contraceptive Depo-Provera to other countries, including Senegal.
AP Photo/Jacquelyn Martin
Using 'humanized mice,' researchers found more evidence that a widely used contraceptive may make women more susceptible to HIV infection.
Some information on the climate has been obscured.
Despite scientists' initial concerns, federal climate change data sets are still available. But other documents and web pages have changed over the last year.
Southern Pacific steam engine No. 1364 in 1891.
Efforts to curb railroads' monopoly power in the 19th century hold lessons for 21st-century policymakers and internet giants alike.
The new plan is supposed to boost the construction of new roads, bridges and other public works projects.
AP Photo/Seth Perlman
The long-awaited $1.5 trillion plan fails to address some major obstacles to private investment.
The White House favors public-private partnerships for widening congested roads and getting other pricey projects done.
AP Photo/Charles Dharapak
The $1.5 trillion plan he's proposing would do the most for ventures that don't really need the government's help and ignores some major obstacles to private investment.
New research concludes that there are many “Lost Einsteins” in America – children who had the ability to become inventors but didn’t because of where they were born.
A new analysis shows how family background influences who grows up to invent. The key to turning things around? Expose kids to more inventors.
At least one economist worries we’ll be mostly poorer.
AP Photo/Go Nakamura
We asked four of our regular economics writers to examine a key theme they expect to flare up in 2018 and why.
The growth in global carbon emissions has resumed after a three-year pause.
AAP Image/Dave Hunt
After three years in which global carbon emissions scarcely rose, 2017 has seen them climb by 2%, as the long-anticipated peak in global emissions remains elusive.
‘The Plantation,’ oil on wood, ca. 1825.
The Metropolitan Museum of Art
Slaves were involved in medical experimentation in the 1700s – both as sources of knowledge and as nonconsenting participants.
A farmer carries cocoa pods at a farm in Agboville, Cote d'Ivoire.
There are rising concerns that rapid deforestation across the Amazon and Southeast Asia could spread to Africa. The continent hasn’t yet seen vast agricultural expansion but it could be on the way.
Handgun in a holster, baby in a stroller at the 2016 NRA convention in Louisville, Kentucky.
AP Photo/Mark Humphrey
Mass shootings like the one at a GOP baseball game are more common in the US than in other industrialized nations. And they are getting more frequent and more deadly.
Asset recycling could lead to more US infrastructure spending.
Good governance made infrastructure asset recycling a success in New South Wales. What would it take to make it work in the United States?
President Trump and House Speaker Paul Ryan after the House passed a bill to repeal Obamacare and cut back Medicaid funding.
The health care bill recently passed by the House imposes big cuts to the underfunded Medicaid program. A new approach is needed, starting with the best ideas of both parties.
After 71 dead refugees were found in an abandoned refrigeration truck in September 2015, the Bochum Theater organized a public reenactment of the tragedy.
In Germany – a country where going to the theater is a deeply ingrained cultural tradition – the stage is a place to confront pressing political issues.
Whether you have two majors or one, graduation is a celebration.
Double-majoring is thought to broaden your horizons and give you more career options. A new look at seven years of U.S. census data tells us that there may be a financial benefit as well.
The FDA headquarters in Silver Spring, Maryland.
The Orphan Drug Act was enacted 34 years ago to encourage the development of drugs for rare diseases. Drug companies were guaranteed seven years of exclusivity. Then the rush was on to run up prices.
Trolling can spread from person to person.
Cropped from Ayana T. Miller/flickr
You might think that trolling on the internet is done by a small, vocal minority of sociopaths. But what if all trolls aren’t born trolls? What if they are ordinary people like you and me?
An insider can bypass many layers of security.
Los Alamos National Laboratory
Basic safeguards are not enough to protect against insider threats. It requires rethinking how to overcome the biases that cause us to dismiss the danger.