A study of pregnant women in Rio de Janeiro lends credence to a suspected link between Zika and microcephaly and suggests the virus could cause other complications, including stillbirth.
A second big study affirms new thinking: Exposing high-risk kids to peanuts beginning in infancy reduces the chance of developing a peanut allergy. This peanut tolerance holds up as kids get older.
Kelly says his twin brother, Scott Kelly, who just returned to Earth after 340 days in space, was temporarily 2 inches taller. NASA is studying the pair to explore what spaceflight does to the body.
An energy company is heading to court for the right to drill in Montana, near Glacier National Park. But some Native Americans and environmental groups want to stop the long-delayed project.
Many asylum-seekers in Europe are unaccompanied minors, traveling alone or separated from families. Amran, a 13-year-old Afghan, is among hundreds of minors left to fend for themselves in France.
No member of Spain's parliament has ever been a person of color — until now. Rita Bosaho is a nurse turned politician, born in Equatorial Guinea. "I hope I can empower minorities," she says.
One citizen has taken the Los Angeles homeless crisis into his own hands, building dozens of small shelters and giving them to the homeless. But the city says the structures are unsafe.
The FBI's efforts to unlock the San Bernardino iPhone is one fight in a larger global conflict: Firms face varying laws for police cooperation and say a lack of legal standards is creating a crisis.
Unless Congress and the White House can agree on a funding fix for Medicaid in the U.S. territory, many worry that Puerto Rico's health care system could collapse when stopgap funding ends next year.
In Germany, the American presidential primaries are generating more interest than usual — especially in Trump, a candidate who has German roots, and whose rise has many Germans feeling alarmed.