A number of questions linger after the Russian anti-plague laboratory death. A doctor explains the most important questions ...

It sounded familiar: Pneumonia reported near a lab studying infectious pathogens in a country where the government is known ...

A Russian lab worker's mysterious pneumonia death raises urgent questions about plague, bioengineering and the lack of global health surveillance.

The UN health body said it doesn't know the cause of the Siberian lab worker's death but said no case of plague has been registered.

Scientists say that if the woman did die of plague, it is unlikely to have spread widely around Russia or to other countries.

Fears that the death may have been caused by pneumonic plague has prompted calls for more transparency from Russia.

The World Health Organization is pressing Russia for more information on the death of a worker in a plague lab, saying that what’s been disclosed so far makes it impossible to determine the risk the ...