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Dogs can connect neighbors, but in multicultural areas they can also reinforce racial barriers. Shutterstock

How dogs help keep multiracial neighborhoods socially segregated

American cities are getting more diverse, but neighbors of different races don’t necessarily socialize with each other. A sociologist in North Carolina discovered one surprising reason why.
Students’ home and family backgrounds will be factored into their SAT scores. Monkey Business Images/www.shutterstock.com

The SAT’s new ‘adversity score’ is a poor fix for a problematic test

The College Board is adding a new ‘adversity score’ to the SAT to take students’ socioeconomic backgrounds into account. Will the move correct long-standing disparities in the college entrance exam?
Researchers have discovered a lineage of yeast species that ignores the laws of cell growth. Alexander Kirch/Shutterstock.com

An outlaw yeast thrives with genetic chaos – and could provide clues for understanding cancer growth

Yeast isn’t just important for the foods we consume. A rogue lineage of yeast species that evolves faster than any other is revealing secrets that may help illuminate the molecular causes of cancer.
Debris in a boatyard in Mexico Beach, Fla., on Oct. 11, 2018, after Hurricane Michael heavily damaged the town. AP Photo/Gerald Herbert, File

Getting ready for hurricane season: 4 essential reads

For the start of Atlantic hurricane season on June 1, scholars explain weather forecasting, evacuation orders, inland flooding risks and how social ties influence decisions to stay or flee.
Stucco frieze from Placeres, Campeche, Mexico, Early Classic period, c. 250-600 AD. Wolfgang Sauber/Wikimedia

Misreading the story of climate change and the Maya

Many people think climate change caused Classic Maya civilization to collapse abruptly around 900 A.D. An archaeologist says that view is too simplistic and misses the bigger point.
The San Pedro Mezquital River is the last free-flowing river in Mexico’s western Sierra Madre. Octavio Aburto

Hydropower dams can harm coastal areas far downstream

Thousands of hydropower dams are under construction around the world. New research shows that by cutting off sediment flow, these dams can have big ecological effects on far-off bays and deltas.
Many people believe in the idea of a soulmate - one person who will make us whole and happy. fizkes

What’s behind the belief in a soulmate?

Many of us go through life in the hope of finding the ideal soulmate – our missing half. The reason may be deeply embedded in religious beliefs.
Sophonisba Breckinridge and Edith Abbott. University of Chicago Photographic Archive, apf1-00008, Special Collections Research Center, University of Chicago Library/Bernard Hoffman, photographer

Same-sex couples have been in American politics way longer than the Buttigiegs have been married

Long before Chasten Buttigieg became a ‘not-so-secret weapon’ in his husband Pete Buttigieg’s presidential campaign, another same-sex couple profoundly reshaped American social policy.
An apparently unidentified object detected on a Navy plane’s infrared camera. U.S. Department of Defense/Navy Times

Why is the Pentagon interested in UFOs?

During a military mission, whether in peace or in war, the inability to identify an object within an area of operation represents a significant problem.
Thurgood Marshall outside the Supreme Court in Washington in 1958. Marshall, the head of the NAACP’s legal arm who argued part of the case, went on to become the Supreme Court’s first African-American justice. AP

The Brown v. Board of Education case didn’t start how you think it did

While the Brown vs. Board of Education case is often celebrated for ordering school desegregation, history shows many black people in the city where the case began opposed integrated schools.
Biometrics like retinal scans is a new frontier in the privacy wars. Reuters/Mike Blake

Congress is considering privacy legislation – be afraid

States like California have been at the forefront of privacy innovation in recent decades. A possible federal law could bring their experimentation to a halt, harming consumers.