Long before evolution equipped them with the right teeth, early humans began eating tough grasses and starchy underground ...

As early humans spread from lush African forests into grasslands, their need for ready sources of energy led them to develop a taste for grassy ...

Anthropologist Adam Gordon used multivariate resampling on fragmentary fossils to uncover size gaps that hint at intense male competition in early hominids.

When palaeoanthropologist Donald Johanson discovered a bone fragment at the Hadar fossil site in Ethiopia in 1974, he knew it ...

Around 2.3 million years ago, ancient human species such as Homo rudolfensis and Homo erectus suddenly changed their diets.

Learn how the hominins’ consumption of grasses led to changes in their teeth around 700,000 years later.

Australopithecus afarensis (left), Homo rudolfensis (center), and Homo ergaster (right) evolved different dental structures to suit their shifting diets.

New research reveals extreme size differences between male and female early human ancestors.

A new study reveals that some of our earliest human ancestors showed extreme differences in body size between males and ...