Biologists have debated the reason why Homo sapiens evolved a prominent lower jaw, but this unique feature may actually be a by-product of other traits shaped by natural selection ...

These papers were first presented as a symposium at the annual meeting of the American Association for the Advancement of Science, Boston, Dec. 27, 1953. They were published in the Sept. 1954 issue of ...

Learn how repeated burn injuries may have acted as a form of natural selection, influencing human genes linked to healing and immune response.

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays in aiding digestion, maintaining strong teeth and defending against oral disease. However, the evolution of ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...

A new study explains how climbing down trees helped shape upright posture in early primates and changed the course of evolution.

Recent investigations into primate behaviour have underscored the importance of cultural evolution — the process by which behaviours and skills are socially transmitted and refined over successive ...

Here's something that'll make your next giggle session feel a bit weird: scientists genuinely can't figure out if your ...

Purchased with funds from the S. Dillon Ripley Endowment. Cover -- Cortical Evolution in Primates -- Copyright -- Dedication -- Contents -- List of figures and tables ...