Back in 2012, Silver Diner — a fast-casual restaurant chain in Maryland and Virginia — completely overhauled its children's menu. Those changes helped dramatically improve the healthfulness of kids' meals ordered, a new study finds. Ron Cogswell/Flickr hide caption

itoggle caption Ron Cogswell/Flickr

"[The family is] like a startup — where basically everybody has to contribute, you have to adapt all the time, you need some order, but you've got to keep moving forward." — Bruce Feiler Courtesy Of TED hide caption

itoggle caption Courtesy Of TED

Students take the annual College Scholastic Ability Test, or college entrance exam, at a high school in Seoul last November. Students face enormous pressure to do well on the test and get into a top university. Airplanes are grounded on the day of the test so they won't disturb the students. Ed Jones/AFP/Getty Images hide caption

itoggle caption Ed Jones/AFP/Getty Images

Secretary of State John Kerry and African Union Commission Chairperson Nkosazana Dlamini Zuma signed an agreement Monday to establish the first Centers for Disease Control and Prevention in Africa. The U.S. will provide technical advice and a few staff for the agency. Alex Wong/Getty Images hide caption

itoggle caption Alex Wong/Getty Images

Australian Prime Minister Tony Abbott looks during a news conference at Parliament House in Canberra, Australia, last month. Abbott announced Sunday that his government would close a loophole to discourage families from refusing childhood vaccinations. Lukas Coch/EPA/Landov hide caption

itoggle caption Lukas Coch/EPA/Landov

People who oppose repealing the personal belief exemption gathered outside California's Capitol in Sacramento on Wednesday. Pauline Bartolone/Capital Public Radio hide caption

itoggle caption Pauline Bartolone/Capital Public Radio

The number of women buying, selling and sharing breast milk is growing rapidly. But it can be a risky purchase, scientists say, because a mom can't tell by looking at the milk whether it's safe and nutritious for her baby. iStockphoto hide caption

itoggle caption iStockphoto

Crystal Groah holds four-month-old son Brently while Dr. Rob Marsh examines him. He and his twin sister Savannah were premature at birth, but with care from Marsh both are doing well. Sandy Hausman/WVTF hide caption

itoggle caption Sandy Hausman/WVTF

Frito-Lay reformulated Flamin' Hot Cheetos, a perennial favorite among school kids, to meet new federal "Smart Snack" rules for schools. Meredith Rizzo/NPR hide caption

itoggle caption Meredith Rizzo/NPR

The H1N1 swine flu virus kills some people, while others don't get very sick at all. A genetic variation offers one clue. Centre For Infections/Health Pro/Science Photo Library/Getty Images hide caption

itoggle caption Centre For Infections/Health Pro/Science Photo Library/Getty Images

Both James Eversull (left) and Pat Patchell were treated with experimental chemotherapy and radiation for leukemia as children in the 1960s. Together, they're now some of the country's oldest leukemia survivors.. Courtesy of James Eversull; Courtesy of Pat Patchell hide caption

itoggle caption Courtesy of James Eversull; Courtesy of Pat Patchell