The United Kingdom decided to allow up to 12 weeks between doses of two authorized vaccines, rather than the 3 or 4 weeks tested in trials.
A collection of reporting from Pulitzer Center grantees featuring international news stories published by media outlets from around the world, as well as reporting original to the Pulitzer Center website.
Finally, a Black reporter was chosen for a clinical trial, which meant even more waiting.
While the world focuses on Covid-19, scientists are working hard to ensure it doesn't cause the next pandemic.
Two gorillas at the San Diego Zoo Safari Park test positive for the coronavirus that causes COVID-19.
When analyzed by stricter criteria than used earlier, the vaccine’s efficacy against all forms of COVID-19, including mild cases, dropped from about 78% to 50%.
These exotic species have been favored to the detriment of native species.
The Mexican government says the water is theirs, at least before it crosses the border. And they’re exploring what to do with it.
Activamente is a community engagement journalistic project that examines how COVID-19 quarantines affect the mental health of young people.
The Congo Basin contains the world's second-largest rainforest, crucial for regulating the world's climate. Inside it, a plan to halt the forest's decline is bearing fruit.
After being stuck in Bogotá, authorities forced two women to stay in an isolation unit when they returned home to Venezuela.
Many South Florida farmers are still picking up the pieces after Tropical Storm Eta destroyed 80 percent of their crops.
As Abby lives in isolation in San Francisco's Mission District and does her learning online, she dreams of space and being an astronaut.