Thinking about the next pandemic is job number one for many researchers around the world. Here's a look at the World Health Organization's current list of pathogens with pandemic potential.
The coronavirus outbreak exposed flaws in the global health system but also showed a willingness among countries to work together, Tedros Adhanom Ghebreyesus, the WHO's director-general, says.
An 21st century outbreak could be as nightmarish as the 1918 pandemic, which killed about 40 million. So the Gates Foundation wants to spur the development of a flu vaccine. Don't we already have one?
After an unusual three-year moratorium, the federal government says it will once again allow research on deadly viruses that could spark pandemics. The work has sparked concerns about bioterrorism.