Health
China bird flu may be two mutations from a pandemic
The virus infecting humans in the bird flu outbreak in China already has some of the mutations that can allow flu to spread readily between people
News
Advertisement
The virus infecting humans in the bird flu outbreak in China already has some of the mutations that can allow flu to spread readily between people
Giant squid from around the world are virtually genetically identical, suggesting that their young are dispersed thousands of kilometres by currents