Bill Gates believes bioterrorism is a major threat: Should you be worried?

Terrorists could use genetic engineering as a weapon of mass destruction against populations, says Bill Gates. According to the Microsoft co-founder, enterprising terrorists could use genetic engineering methods to create a synthetic pathogen on their computers. The result could be a resurgent smallpox “or a super contagious and deadly strain of the flu,” and that could lead to the deaths of tens of millions.

Read more about the warning over bioterrorism at The Guardian.