An 80% adult vaccination rate corresponds to 64% of the overall population, leaving plenty of people susceptible to the virus if restrictions ease too quickly.
There's no evidence you can spread the novel coronavirus before showing symptoms, but one study suggests it's possible for children and young people to be infectious without ever having symptoms.
UNSW research that simulates a smallpox pandemic and its global implications is among the first studies published in the new open access journal Global Biosecurity.
A UNSW Massive Open Online Course (MOOC) on biosecurity and bioterrorism is drawing people from a wide range of backgrounds.
UNSW scientists have achieved a world first, publishing the complete DNA sequence of the Queensland fruit fly – a development that will improve both biosecurity and methods for controlling this global horticultural pest.