In his 1863 book Evidence as to Man’s Place in Nature, Thomas Henry Huxley raised hell by arguing that humans weren’t special. Like other animals, he said, humans are a byproduct of evolution, which ...

Muscles once thought 'uniquely human' have been discovered in several ape species, challenging long-held theories on the origin and evolution of human soft tissues. The findings question the ...

Human embryos are more muscle-bound than adult humans, new microscope images cataloging early development show. For instance, at seven weeks of gestation, embryonic hands have about 30 muscles. Adults ...