A person walks by a Planned Parenthood clinic on May 18, 2018 in Chicago. Under the new rule, posted Friday by the federal Department of Health and Human Services Office of Population Affairs, any organization that provides or refers patients for abortions is ineligible for Title X funding to cover STD prevention, cancer screenings and contraception. Scott Olson/Getty Images hide caption
Why did it literally take centuries for scientists to identify locusts and grasshoppers as the same creatures? Maybe it has something to do with our own sense of self. NPR hide caption
Sen. Estes Kefauver, D-Tenn., (left) and Sen. Everett Dirksen, R-Ill., (second from left) clashed at the reopening of a Senate drug investigation in 1960 over whether witnesses could be forced to reveal business secrets while testifying. Bettmann Archive/Getty Images hide caption
Several U.S. cities have enacted taxes on sweetened drinks to raise money and fight obesity. But the results are mixed on how well they curb consumption. Daniel Acker/Getty Images hide caption
Some patients have started to seek out an oral treatment for food allergies that's not yet widely offered by clinicians. Cat Gwynn/Getty Images hide caption
The freckles on the face of model Li Jingwen, visible on this digital ad for Zara, started a conversation on Chinese social media that had 500 million views. Zara hide caption
CVS plans to transform some of its stores into "health hubs," retail locations revamped to include more health care services and products. One of the first is in Spring, Texas, a suburb of Houston. Alison Kodjak/NPR hide caption
Thirty-three-year-old mother Kim Nelson started a vaccine advocacy group in Greenville, S.C., to help reach vaccine-hesitant families. Here, she prepares vaccine information flyers for public school students. Alex Olgin/WFAE hide caption
Genetically modified "gene drive" mosquitoes feed on warm cow's blood. Scientists hope these mosquitoes could help eradicate malaria. Pierre Kattar for NPR hide caption
The safety director at Grand Canyon National Park says people may have been exposed to radiation from three buckets of uranium ore that sat for years in a museum collection building. Whether the amount of exposure was unsafe has not been determined. Rhona Wise/AFP/Getty Images hide caption
Dr. Michelle Salvaggio, medical director of the Infectious Diseases Institute at the University of Oklahoma Health Sciences Center in Oklahoma City, points to drugs used to treat HIV/AIDS. Medical advancements since the epidemic surfaced in the 1980s have helped many of her HIV-positive patients lead healthy lives. Jackie Fortier/StateImpact Oklahoma hide caption
Arkansas Gov. Asa Hutchinson announces changes to the state Medicaid program called Arkansas Works, including the addition of a work requirement for certain beneficiaries, on March 6, 2017. Michael Hibblen/KUAR hide caption
UNOCHA's new set of icons aims to streamline communication in response to humanitarian crises. United Nations Office for the Coordination of Humanitarian Affairs hide caption
Their research is still in early stages, but Kristin Myers (left), a mechanical engineer, and Dr. Joy Vink, an OB-GYN, both at Columbia University, have already learned that cervical tissue is a more complicated mix of material than doctors ever realized. Adrienne Grunwald for NPR hide caption
Dramatic decreases in deaths from lung cancer among African-Americans were particularly notable, according to the American Cancer Society. Siri Stafford/Getty Images hide caption
The Naval Air Warfare Center in Warminster, Pa., is one of many places across the U.S. where the foams once used in firefighting training contained harmful chemicals known as PFAS. Matt Rourke/AP hide caption
Scientists around the world criticized Chinese researcher He Jiankui's experimental editing of DNA in embryos that became twin girls. Anthony Wallace/AFP/Getty Images hide caption
Health staff prepare a cholera treatment tent in September 2018. The country's health system lacks the capacity to contain diseases like cholera. Jekesai Njikizana/AFP/Getty Images hide caption