Researchers extracted DNA from the remains of people buried in the East Smithfield plague pits, which were used for mass burials in 1348 and 1349. Museum of London Archaeology (MOLA) hide caption

Goats and Soda
STORIES OF LIFE IN A CHANGING WORLDInfectious Disease
Wednesday
Monday
People protest during a rally calling for more government action to combat the spread of monkeypox at Foley Square on July 21, 2022 in New York City. Jeenah Moon/Getty Images hide caption
Friday
Wednesday
Aerial view of the Beckton Sewage Treatment Works in London. Between February and May, U.K. scientists found several samples containing closely related versions of the polio virus in wastewater at the plant. mwmbwls/Flickr hide caption
Friday
Thursday
Freetown Elementary School students Mason Santos, left, and Mila Talbot, right, pet Huntah the dog after she finishes checking a classroom. Jodi Hilton for NPR hide caption
Dogs trained to sniff out COVID in schools are getting a lot of love for their efforts
Monday
A positive result on a home COVID test. If you catch it once, can you catch it again? Turns out the answer is: Yes. Jakub Porzycki/NurPhoto via Getty Images hide caption
Friday
Wednesday
President Joe Biden speaks at the virtual Global COVID-19 Summit on Sept. 22, 2021, in Washington, D.C. On May 12, the White House will host the second Global COVID-19 Summit. Evan Vucci/AP hide caption
Tuesday
A child receives a polio vaccine in Kampala, Uganda, on Jan. 14, 2022. Nicholas Kajoba/Xinhua News Agency via Getty Images hide caption
Friday
Print and fold a zine version of this comic here. Here are directions on how to fold it. Malaka Gharib/ NPR hide caption
Thursday
Hussein Raad, a 22-year-old college student, gets his second dose of the Pfizer vaccine at Zayoona Mall in Baghdad. Ahmed Kusy Mostafa hide caption
Iraq has enough doses of COVID vaccine for everyone. But many Iraqis don't trust it
Sunday
Health workers share information about tuberculosis with residents of aslum neighborhoods in New Delhi. India has the greatest number of TB cases in the world. Prakash Singh/AFP via Getty Images hide caption
Sunday
Testing blood for malaria at a Doctors Without Borders clinic in Malawi. Ashley Cooper/Getty Images hide caption
Friday
A colorized electron microscope image from the National Institute of Allergy and Infectious Diseases shows a single human immunodeficiency virus budding from a human immune cell. AP hide caption