CHAPEL HILL - Proteins are nature's machines. They provide oxygen to power our muscles, catalyze reactions that help us extract energy from food, and fend off infections from bacteria and viruses. For ...

Certain species of wasps and frogs share a pain and inflammation peptide similar to one found in vertebrates to help defend against predators—a discovery that contributes to a shifting view of how ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Some ants might actually not be ants at all, and instead be other ...

Predation experiments using models of edible flies and stinging wasps provide some answers to a long-standing evolutionary puzzle in mimicry research. The researchers began by training wild great tits ...