The view of Cartagena, Colombia from Tierra Bomba. Despite being one of the most visited cities in South America, Tierra Bomba remains highly impoverished. Why doesn’t large-scale tourism benefit such a community?
At many popular destinations, residents are protesting against crowding, rowdy visitors and low wages. With some research, travelers can use their visits to enrich host areas instead of harming them.
Three of these smiling people undid U.S. consumer protections online.
Federal Communications Commission
As the U.S. weakens its protections for internet users, it risks falling behind the rest of the world, which is embracing the importance of regulation to preserve an open internet.
Diners eat at Katz’s Delicatessen in New York, New York.
Seth Wenig/AP Photo
According to a new study, there's a big gap between how much we think we spend on eating out and how much we're actually spending.
AP Photo/Andrew Harnik, File
When people feel discriminated against because of their religion, they can feel threatened, triggering feelings of social isolation that can perhaps increase prejudice toward others.
Hurricane Maria, September 2017.
A meteorologist and a music technologist team up to turn the data from tropical storms into musical graphs.
Peruvian potatoes and black corn.
Over half the calories humans eat today come from corn, wheat and rice. Raising a greater diversity of types of crops and animals (agrobiodiversity) makes diets healthier and farming more resilient.
An anti-war protester wears a mask showing US President Donald Trump in Berlin, Germany.
AP Photo/Michael Sohn
A former diplomat and foreign policy expert explains just how easily the president could bypass objections to war, from Congress to dissenting generals.
In the wake of Hurricane Maria, mainland schools like this one in Florida are seeing an influx of Puerto Rican students.
AP Photo/John Raoux
A demographer at Penn State surveyed Puerto Ricans on the mainland to see if they had plans to return to the island.
Don’t blame the turkey for those snores coming from the living room!
Remember that story about the molecule found in turkey that makes you drowsy? Research shows it's a myth – tryptophan doesn't cause you to nod off, but it may be connected to cooperation.
Ernest Hemingway with a bull near Pamplona, Spain in 1927, two years before ‘A Farewell to Arms’ would be published.
Ernest Hemingway Photograph Collection, John F. Kennedy Presidential Library and Museum, Boston.
A newly published batch of Ernest Hemingway’s letters could change the way we think about the author's influences, relationships with other writers and views on race.
Is this the future of human identity?
Luke James Ritchie/Shutterstock.com
The technologies change, but the challenge remains the same: How can a digital system authenticate an analog human's identity?
Who gets to vote?
With a year before Election Day 2018, election integrity depends on ensuring fairness and access for American voters. Foreign tampering is a real but less serious concern.
The iPhone X’s big new features come with a high price tag.
AP Photo/Marcio Jose Sanchez
Apple's latest iPhone sold out within minutes of its launch, but questions still remain about whether that pace of demand will continue and, if so, whether the company's supply chain will be able to keep up.
With no money to research guns, there’s no evidence to base policy on.
Horrific mass shootings in the US typically renew the national debate about gun policy. A gun researcher explains the lack of funding for study in this area and what that means for informed policy.
Supercomputer simulation of a pair of neutron stars colliding.
NASA/AEI/ZIB/M. Koppitz and L. Rezzolla
A LIGO team member describes how the detection of a gravitational wave from a new source – merging neutron stars – vaults astronomy into a new era of 'multi-messenger' observations.
Grid operators set the prices for energy markets and are structured to take the lowest prices – a disadvantage for coal and nuclear power.
Two moves by the Trump administration signal a dramatic shift in energy policy to favor coal and nuclear, but markets forces and legal challenges mean changes could take years.
When is might right?
Glynnis Jones / Shutterstock.com
Most Americans don't want the United States to be the world's policeman. Do the experts agree?
U.S. Supreme Court Justice Ruth Bader Ginsburg.
AP Photo/Charles Rex Arbogast
A survey asked Americans what they would do if the Supreme Court started making many unpopular decisions. Here's what they said.
Is speaking some evil really so bad?
We gave four scholars from different disciplines a chance to offer their opinions on this important question.
Charlie Chaplin’s character Adenoid Hynkel was a not-so-subtle nod to Adolf Hitler.
Chaplin's 1940 film 'The Great Dictator' mocks Hitler’s absurdity and overweening vanity, while highlighting Germany's psychological captivity to a political fraud.