This did not really happen. Cows' heads did not emerge from the bodies of people newly inoculated against smallpox. But fear of the vaccine was so widespread that it prompted British satirist James Gillray to create this spoof in 1802. Institute of the History of Medicine, Johns Hopkins University hide caption
At 69, Kul Gautam has written his life story and won an award from the Peace Corps (which is fitting, since a volunteer was one of his early English teachers). John W. Poole/NPR hide caption
A World Food Programme convoy carries humanitarian aid to Aleppo, Syria. Getting food into conflict zones is a major hurdle — and a topic of discussion at the WFP's Innovation Accelerator. Cem Genco/Anadolu Agency/Getty Images hide caption
Sudanese workers offload U.S. aid destined for South Sudan from the World Food Programme (WFP) at Port Sudan on March 19, 2017. Ashraf Shazly/AFP/Getty Images hide caption
Shadrach Mugoya Levi, right, at his recent wedding in Uganda. From left: his son Oren Levi and Moshe Isiko. Merissa Nathan Gerson hide caption
Indians in Kolkata celebrate the Supreme Court decision to strike down a colonial-era ban on gay sex. Dibyangshu Sarkar/Getty Images hide caption
Some cutters use a razor blade for the female genital mutilation procedure. Ivan Lieman/Barcroft Media via Getty Images hide caption
A man checks his phone to confirm that the charity GiveDirectly has transferred a cash grant to his account. Nichole Sobecki for NPR hide caption
Man Kaur of India celebrates after competing in the 100-meter sprint in the 100+ age category at the World Masters Games in Auckland, New Zealand, in April 2017. Michael Bradley/AFP/Getty Images hide caption
Pigs in a pen in a village in Linquan County, China. Barcroft Media via Getty Images hide caption
Third graders on board a floating school in Bangladesh run by the nonprofit group Shidhulai Swanirvar Sangstha. Mahmud Hossain Opu for NPR hide caption
Farmers in Aceh, Indonesia, are facing crop failure because of droughts. Jefta Images/Barcroft Media via Getty Images hide caption
Health workers form a human chain reading "SOS" during a protest for the lack of medicines, medical supplies and poor conditions in hospitals, in Caracas on Aug. 2. Federico Parra/AFP/Getty Images hide caption
A little girl fills two jerrycans with water in the Korangi slum in Karachi. Fetching water is a duty that often falls on very young children. Diaa Hadid/NPR hide caption
The Sahara desert creeps up on a palm field. Fadel Senna /AFP/Getty Images hide caption
Viruses thrive in the security lines at airports, according to several studies. Chip Somodevilla/Getty Images hide caption
A new report from UNICEF looks at instances of both verbal and physical assault in schools around the world. GeorgiaCourt/Getty Images hide caption
A gurney in a hospital. Robert Larson/Getty Images hide caption
Aweofeso Adebola (in white shirt) and Ifeoluwa Ayomide (in cap) pose with some of the kids in their education program in Abuja, Nigeria. Linus Unah for NPR hide caption
Khalida Brohi grew up Kotri, Pakistan, and was the first girl in her village to go to school. Ramin Talaie/Getty Images hide caption
Warrior pose does not intimidate this kid. Marc Silver/NPR hide caption
Chris Junior Anaekwe, right, with three volunteers. They picked up trash in their city of Onitsha, Nigeria, for World Environment Day on June 5. Chris Junior Anaekwe hide caption
A wrestler flexes his muscles. "He was showing me how big and powerful he is," says photographer Nico Therin, who visited the country to document its national sport. Nico Therin hide caption
