In a new statement, the Centers for Disease Control and Prevention said the vials found in a Pennsylvania lab contained vaccinia, the virus used in the smallpox vaccine.

Scientists found vials of the deadly smallpox virus in an old storage room at an unsecured government lab outside Washington, D.C. The smallpox virus was declared eradicated from the world in 1980.

Vials containing SARS fragments hint at vulnerability. April 16, 2014— -- A French lab has lost more than 2,000 vials containing fragments of the deadly SARS virus, which killed nearly 800 ...

Over 300 live samples of deadly viruses—including hantavirus, lyssavirus and Hendra virus—went unaccounted for after a freezer broke.

WINIPEG – No one from Winnipeg’s National Microbiology Laboratory bothered to report the theft of 22 vials of biological material to police, despite an international uproar over a former r ...

Philadelphia — Federal health authorities on Wednesday confirmed the discovery of some frozen vials labeled "Smallpox" in a freezer at a facility in Pennsylvania that conducts vaccine research.

Hundreds of vials containing samples of infectious diseases from an Australian lab are missing after "major breaches" and a government investigation is underway.

Frozen vials labeled “Smallpox” were recently discovered by a laboratory worker at a Pennsylvania facility that conducts vaccine research, federal officials said.

Well, this is disconcerting. According to an announcement today from the National Institutes of Health (NIH), vials of the smallpox virus were found in a lab in Maryland that was not only ...

This isn’t the first time lab workers have stumbled across smallpox samples - in 2014, six vials were found in an unused storage room at the National Institutes of Health campus in Maryland.

Over 300 live samples of deadly viruses—including hantavirus, lyssavirus and Hendra virus—went unaccounted for after a freezer broke.