Tag Archives: smallpox

[ad_1] A gas explosion has caused a fire in a Russian research center that stores viruses such as Ebola, smallpox and anthrax, in the city of Koltsovo, in the Siberian region of …

[ad_1] An explosion of gas caused a fire in the Russian State Center for Research in Virology and Biotechnology, one of only two places in the world where the smallpox virus survives …