(Reuters) - The incorporation of meat into the diet was a milestone for the human evolutionary lineage, a potential catalyst for advances such as increased brain size. But scientists have struggled to ...

A study on the teeth of ancestors to humans that lived around 3.5 million years ago has found they were mostly or totally vegetarian. The consumption of animal foods such as meat is considered to be a ...

Natural history is a difficult thing to conceptualize. You’ve got eons of undocumented progress, like the evolution of many species. Take, for example, the Australopithecus, an ancient great ape ...