Interest
Proportion of Hacker News items mentioning "smallpox" over time.
Mentions
Total number of Hacker News items mentioning "smallpox" over time.
Smallpox was an infectious disease caused by Variola virus, which belongs to the genus Orthopoxvirus. The last naturally occurring case was diagnosed in October 1977, and the World Health Organization (WHO) certified the global eradication of the disease in 1980, making smallpox the only human disease to have been eradicated. Read more on Wikipedia