Biology

Of all the health disasters over time, the Spanish flu ranks near the top of the list. It was one of the worst pandemics in history. Between 5 and 10 percent of the 500 million people who were infected died. […]

Although smallpox has been nearly eradicated throughout the world, the U.S. has a supply of smallpox vaccines ready in case of a bioterrorist attack. […]

The CDC has categorized the different substances that could potentially be used as bioterrorist weapons of mass destruction. Of the three main categories, Category A is the most dangerous. […]

Before Americans had a chance to fully grasp the reality of the 9/11 terrorist attacks, merely a week later, deadly envelopes were sent to people around the country with anthrax bacteria inside them. […]

Although TB is very dangerous, in some cases, it remains dormant/inactive in the body for years. If activated, depending on conditions, it can lead to death. […]

Malaria is still spreading, and efforts to completely eliminate the disease continue. One such method is the genetic modification of male mosquitoes to reduce the population of female mosquitoes. […]

There are several species of malaria parasites. Some species cause death while others induce mild side-effects. The female Anopheles mosquito is malaria’s main culprit. […]