(The Hill) – A researcher at a Merck facility outside of Philadelphia found several vials that were labeled “smallpox,” according to a local TV station. The vials were found in a freezer on Monday ...

Lee la historia en español aquí. UPDATE: The CDC announced Thursday that the vials did not contain the virus known to cause smallpox but instead contained the virus used in the smallpox vaccine. More ...

Vials labeled 'smallpox' that were discovered in a freezer in a Philadelphia laboratory don't contain any traces of the deadly virus, federal health officials reveals. The Centers for Disease Control ...

Vials containing SARS fragments hint at vulnerability. A French lab has lost more than 2,000 vials containing fragments of the deadly SARS virus, which killed nearly 800 people in a 2003 epidemic ...

Vials labeled “smallpox” that were found at a Montgomery County lab did not contain the virus known to cause smallpox but instead contained the virus used in the smallpox vaccine, the Centers for ...

An investigation is underway involving the FBI after the Centers for Disease Control and Prevention (CDC) found 15 vials labeled “smallpox” or “vaccinia” at a Merck lab in Montgomery County, ...

PHILADELPHIA (AP) — 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.

A bottle of smallpox vaccine is held by a doctor at CDC headquarters in Atlanta in 2003. (Tami Chappell/Reuters) WASHINGTON — The FBI and the Centers for Disease Control and Prevention are ...

The National Institutes of Health (NIH) revealed Tuesday that six decades-old vials of the smallpox virus were discovered earlier this month at a government laboratory in Bethesda, Md. The extremely ...

A researcher at a Merck facility outside of Philadelphia found several vials that were labeled “smallpox,” according to a local TV station. The vials were found in a freezer on Monday night and an ...

Frozen vials with “smallpox” labels found at a Pennsylvania lab contain the virus used in the vaccine for the virus and not the virus that causes the disease, public health officials said Thursday.