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 microscopic creature from a boiling hot spring in Northern California has just reset the upper limit for how hot complex life can run. The newly described “fire amoeba” thrives at temperatures that ...

NEW YORK (AP) — For years, scientists have known people who use neti pots can become infected with a brain-eating amoeba if they use the wrong kind of water. On Wednesday, researchers linked a second ...