Wang, a young human rights lawyer, argues that Chinese people have to push the government to build a system of rule of law. She did not want her full face shown to protect her identity. Frank Langfitt / NPR hide caption

Justice Ruth Bader Ginsburg, who wrote for the court majority, said Moones Mellouli's crime should not be considered enough to remove someone from the country under federal law. In dissent, Justice Clarence Thomas wrote he sees "nothing absurd about removing individuals who are unwilling to respect the drug laws" where they live. Mandel Ngan/AFP/Getty Images hide caption

The Polar Star completes ice drills in the Arctic in July 2013. Built in the 1970s and only meant to last 30 years, the vessel is the U.S. Coast Guard's only heavy icebreaker. U.S. Coast Guard/Reuters/Landov hide caption

Jim Cheatham, a biologist with the National Park Service, studies the ways nitrogen in the air has been disrupting the ecological balance of Rocky Mountain National Park. Stephanie Paige Ogburn/KUNC hide caption

Sen. Rand Paul, R-Ky., speaks to reporters on May 31 after leaving the Senate floor, where he spoke about surveillance legislation. Drew Angerer/Getty Images hide caption

Robert Gordon and Amy Jones try a virtual reality experiment with NPR's Aarti Shahani. Courtesy of AltspaceVR hide caption

Samantha Elauf outside the Supreme Court after the court in February 2015. Chip Somodevilla/Getty Images hide caption

"One of my biggest goals as a sex educator is to be sex-positive," Solow explains. Christopher Gregory for NPR hide caption