An ecologist shares his passion for parasites. From their vital roles in nature, to strange super powers and extraordinarily complex life cycles, parasites are natural wonders worthy of protection.

The 39th U.S. president aimed to quash the debilitating water-based infection before he died. Through the Carter Center's ...

Originally diagnosed with angioedema, a hive-like facial disorder that causes swelling under the skin, one of the reality star's doctors eventually suggested she may have a parasite. "That was ...