Amoebas don’t usually make headlines. But Entamoeba histolytica, a single-celled killer with a taste for human cells, may deserve the spotlight. This microscopic parasite infects up to 50 million ...

It thrives in stagnant or slow-flowing water, where it can feed on bacteria and other organic matter. The amoeba can also ...

When conditions are favorable, the cysts turn into trophozoites -- the feeding form of the amoeba. Naegleria can't live in saltwater. It can't survive in properly treated swimming pools or in ...

The fact that N. fowleri can feed on brain tissue in the human body has led to it being dubbed a "brain-eating" amoeba. Stock image: A 3D rendering of the human brain. Infection with Naegleria ...

But at least two people who ventured to freshwater swimming holes this summer have died after contracting an amoeba that devours brain tissue. A man died after he was infected by the amoeba ...

But one deadly creature flies under the radar: the Naegleria fowleri, commonly called the brain-eating amoeba. The microscopic organism, which is found in the Sunshine State and elsewhere across ...

Under the microscope, one water-filled petri dish was teeming with round, reddish, immobile blobs — what vampyrellids look like after feeding. But nearby algae lacked telltale feeding holes.

“If water containing the ameba goes up the nose and to the brain, it can cause an infection called primary amebic ...