Vozrozhdeniya Island was a major test site for lethal viruses, plague bacteria, and anthrax spores.

The recently documented mistakes at federal laboratories involving anthrax, flu and smallpox have incited public outrage at the government’s handling of dangerous pathogens. But the episodes were just ...

An expert on biological weapons, she emerged as an influential voice during the F.B.I.’s rocky search for a suspect after the ...