There’s a sinister health threat we’re not taking seriously enough, a new paper argues – and it’s not a virus, bacterium, nor even a fungus. It’s the amoebae, free-living organisms that can survive ...

A Missourian has contracted a rare, often deadly brain infection from an amoeba, according to the Missouri Department of Health and Senior Services. The amoeba, Naegleria fowleri, is often called a ...

The single-celled parasite Entamoeba histolytica infects 50 million people each year, killing nearly 70,000. Usually, this wily, shape-shifting amoeba causes nothing worse than diarrhea. But sometimes ...