Biological warfare is the tactic of using poisonous substances to subdue or kill mass amounts of soldiers or civilians. Learn about various types of bio-weapons and the precautions being taken to minimize their impact.
The 2001 anthrax attacks, the first bioterrorist attacks in the United States, took five lives. Mail was stopped in several cities and it cost more than $1 billion to clean up the spores. So where does the U.S. stand if it's attacked again? See more »
Before you walk head-on into a cloud of tear gas at your next protest, rally or sporting event, let's make sure you're well-acquainted with this riot-suppressing chemical. Ready? Take a deep breath and move on to the first question. See more »
When did countries start using lethal chemical concoctions and hazardous viruses, bacteria and toxins as weapons? Where do they come from? You're about to enter the world of biological and chemical warfare. See more »