New study challenges the theory that Neanderthals originated after an evolutionary event that implied the loss of part of ...

A new study examines cancer prevalence across hundreds of vertebrate species. Every multicellular creature, whether soaring ...

Even though humans are the only remaining hominin species on the planet, our family tree is actually more complicated than ...

Penn State researchers propose that Earth and life have evolved together in a way that is more typical of life-supporting planets.