Poison ivy, poison oak, and poison sumac are three plants notorious for causing itchy, uncomfortable rashes that can turn a pleasant outdoor experience into a ... or small tree, typically found ...

Jason Kale Clampit was sentenced to eight years in prison for making ricin, a biological weapon favored by assassins and terrorists.

An Arkansas tree cutter who made ... Symptoms depend on how the poison is delivered but they include flu-like symptoms within the first few hours that can worsen into blue skin, respiratory ...