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As genes are favored or phased out, human evolution continues. ktsdesign/Shutterstock.com

Evolutionary geneticists spot natural selection happening now in people

Comparing genomes of more than 200,000 people, researchers identified genetic variants that are less common in older people, suggesting natural selection continues to weed out disadvantageous traits.
A photograph of Penn Station’s interior from the 1930s. Bernice Abbott

Remembering America’s lost buildings

We asked five architecture experts to name one building or structure they wish had been preserved, but couldn't resist the tides of decay, development and discrimination.
Ryan Kelly’s iconic photograph of the moment that James Fields’ car plowed into a crowd of protestors in Charlottesville, Virginia. Ryan M. Kelly/AP

Is Ryan Kelly’s iconic photograph an American ‘Guernica’?

Ryan Kelly's iconic photograph from Charlottesville evokes a 'Unite the Right' moment from 1937 – and the anti-war masterpiece by Picasso that emerged from it.
People have always asked for alms, including the men depicted in this 17th-century European etching. Wenceslaus Hollar/The Metropolitan Museum of Art

Give and take: Credentials could aid panhandling

The courts are saying that down-and-out Americans have a right to seek curbside alms despite efforts to ban the practice. Two scholars have come up with an alternative to anti-panhandling ordinances.
Trump seen through a TV camera’s viewfinder in Harrisburg, Pennsylvania on April 29, 2017. AP Photo/Patrick Semansky

Trump will likely win reelection in 2020

Liberals who are counting down the days until Election Day 2020 may need to revise their math. Getting rid of a sitting president isn't easy to do.
Students for a Democratic Society was the largest – and arguably most successful – student activist organization in U.S. history. S.Sgt. Albert R. Simpson, Department of Defense / via Wikimedia

What was the protest group Students for a Democratic Society? Five questions answered

Student protest has been in the political spotlight since Trump's election. Todd Gitlin, former president of Students for a Democratic Society, shares his perspective on protest in the 60s and now.
Everyone looks for price, but there are smarter ways to communicate fuel efficiency on car labels. Joseph Sohm/Shutterstock.com

Can we design a better fuel economy label?

It's all in the presentation: In studies, consumers were more apt to choose fuel-efficient vehicles depending on how the same pieces of information were displayed on labels.
Will voters of the future swing left or right? Cropped from joebeone/flickr

The Democratic Party is facing a demographic crisis

As America becomes more diverse, many think it will also become more progressive. But one analysis of demographic trends points to gains for Republicans.
In the wrong hands, ‘nudges’ can be used in nefarious ways. Marionette strings via www.shutterstock.com

Can Trump resist the power of behavioral science’s dark side?

Dozens of governments have been using the insights from the burgeoning field to 'nudge' citizens in ways that improve their well-being. But some worry Trump might use it for less altruistic ends.
A worker at the Wynwood Community Service Center hands a local resident a can of insect repellent Aug. 4, 2016, in Miami. AP Photo/Alan Diaz

How best to prepare for epidemics? Strengthen primary care

We need to take a close look at how primary care systems function in places at great risk of epidemic disease, and what we can do to make these systems more resilient.

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