U.S. officials confirmed a case of the flesh-eating parasite in a person who traveled from El Salvador. Screwworm typically ...

TUCSON, AZ (AZFamily) — A new study by the University of Arizona shows human life in North America may have developed much earlier than we thought. Researchers first found a set of human footprints at ...

The parasite — the larva of the new world screwworm fly — can devastate cattle herds and is rife in parts of Central America.

The government's confirmation of a screwworm case comes just over a week after U.S. Department of Agriculture Secretary ...

Human Case of Flesh-Eating Screwworms Detected in U.S.

BUFFALO, N.Y. — Researchers are studying the oldest confirmed remains of a domestic dog in the Americas and they believe DNA from the bone fragment holds clues about how canines made it the “New World ...

Newly discovered fossils in Ethiopia show that Homo coexisted with Australopithecus 2.6 million years ago, rewriting the timeline of human evolution. Far from a straight line, early human history was ...