Archaeologists unearth 500-year-old skeletons of Inca toddlers with smallpox
These children are South America's earliest known victims of a deadly bone infection caused by the smallpox virus.
These children are South America's earliest known victims of a deadly bone infection caused by the smallpox virus.
When Bostonians in 1721 faced a deadly smallpox outbreak, a new procedure called inoculation was found to help fend off ...
The approval was based on studies that involved neither humans nor the variola virus due to ethical considerations.
Though smallpox is now extinct, we need to learn about the origin of the virus.