Although intense research effort is seeking to address which brain areas fire and connect to each other to produce complex behaviors in a few living primates, little is known about their evolution, ...

What do thumbs and brains have in common? According to recent research, their growth has been linked throughout the evolution of the primates, suggesting that the long thumbs and large brains of ...

Source: Catherine Poh Huay Tan, via Flickr. Distributed under a CC BY 2.0 license. Primates, humans included, are known for their complex societies and sophisticated social cognition. Navigating ...

Longer thumbs mean bigger brains and this is “pivotal” to human evolution, research has found. “Large brains and dexterous hands are considered pivotal in human evolution, together making possible ...