A security researcher found the email addresses and encrypted passwords of more than 92 million users of the genealogy site on a private server outside the company.

A Northwestern University plague researcher has been charged with a brutal murder. Here’s what we know about him.

A review of a 2014 incident in which mystery vials of smallpox were found at the NIH reveals security weaknesses, but also concludes the response was appropriate. 

As the world inches closer to polio eradication, laboratories studying the virus will have to bolster biosafety standards. Eventually, most will need to stop working with the pathogen entirely.

Federal officials suspend research on certain pathogens at Tulane University following the escape of potentially dangerous bacteria from a high-security lab.

In the wake of numerous biosafety breaches, the US Centers for Disease Control and Prevention looks to hire a chief of laboratory safety.

A Centers for Disease Control and Prevention lab mistakenly transferred the wrong Ebola samples—ones that may have contained live virus—to another agency lab.

The US government releases its policy on so-called dual-use research involving dangerous pathogens that could be used for biological terrorist attacks.