RALEIGH, N.C. (AP) — The chlorination and filtration systems at an artificial water rapids course where Olympic kayakers train were inadequate to kill a rare, brain-attacking organism, the U.S.

A tiny amoeba has broken a pretty big record. The newly discovered species of single-celled organism can divide and reproduce at a piping hot 63 degrees Celsius (145 degrees Fahrenheit), a higher ...

Parents from South Carolina are warning families about the dangers of brain-eating amoeba lurking in warm bodies of water. Their 12-year-old son died after contracting the rare amoeba while spending ...