What do you get when you take an alien parasite and smush it together with a human being? Would you get to become a supercharged, head-eating anti-hero like Venom? Or would you die a slow and painful ...

Ten parasites that sound like they belong in science fiction—but are actually real. From fungi that manipulate ant behavior ...

Rajshekhar Gaji was staring at something that should not exist. Under his microscope, parasites that should have been thriving were instead dying—completely unable to survive without a protein his lab ...

This article predates Brown Brothers Media’s ownership of Science Blog and has not been reviewed under our current editorial process. It is preserved as part of the publication’s archive. Tajie Harris ...

This completes the parasite's complicated life cycle; its sexual cycle exclusively takes place inside cats. Such a remarkable ability of toxo—a single-celled organism—to impart behavioral changes on a ...

A microscopic parasite that can live for decades in the human brain infects an estimated one-third of the world’s population — usually without causing symptoms. But in people with weakened immune ...