As flesh-eating parasites edge closer to the U.S., theories fly—is the real threat ecological or engineered?

Unmasking the Screwworm: A deep dive into the parasite moving north—and the real reason it's threatening U.S. agriculture.

Myth vs. Reality: Is the Screwworm a Biological Weapon?

When headlines warned that the “man-eating screwworm is moving north,” online speculation exploded. Some asked: “Is this parasite being used as a biological weapon?” It sounds like something out of science fiction—flesh-eating flies destroying livestock and creeping toward U.S. borders. But what does the historical and scientific record actually show? It’s interesting.