According to the scientists, there may be a common ancestor to the viruses that cause AIDS, Ebola and influenza. Scientists say all the

A new strain of the influenza A virus ( h9n2 ) has been discovered in two patients by the virus unit of the Hong Kong department of health. The two patients are girls, aged one and four, who

Malaysia orders immediate killing of a million pigs; virus claims more than 85 lives

The unusual weather phenomenon,

A mysterious Chinese strain of cholera is detected in India

a strain of influenza, originating from Sydney in Australia, is being blamed for causing chaos in London's health care system. The Sydney flu bug has been sweeping southern parts of Britain

A STRAIN of influenza emanating from Sydney, Australia, is being blamed for causing chaos in London's health care system and delaying thousands of Britons from returning to work. The Sydney flu bug

A virus leaves South Australia's coasts strewn with dead fish

It is difficult to predict the behaviour of genetically engineered crops to resist viruses