A new take on the 19th-century skull collection of Samuel Morton

In the 1830s and 1840s, American craniologist Samuel Morton collected and measured hundreds of human skulls in what he described as an attempt to compare the brain size of five human racial groups. At nearly the same time, ...

Smarter brains are blood-thirsty brains

A University of Adelaide-led project has overturned the theory that the evolution of human intelligence was simply related to the size of the brain—but rather linked more closely to the supply of blood to the brain.

The challenge of measuring a bird brain

In research, sometimes setting out to demonstrate one concept actually results in proving something entirely different. It's important to be flexible.

New Kenyan fossils shed light on early human evolution

Fossils discovered east of Africa's Lake Turkana confirm that there were two additional species of our genus—Homo—living alongside our direct human ancestral species, Homo erectus, almost two million years ago. The finds, ...

Farming to blame for our shrinking size and brains

(PhysOrg.com) -- At Britain's Royal Society, Dr. Marta Lahr from Cambridge University's Leverhulme Centre for Human Evolutionary Studies presented her findings that the height and brain size of modern-day humans is shrinking.

Are tigers 'brainier' than lions?

(PhysOrg.com) -- A wide-ranging study of big cat skulls, led by Oxford University scientists, has shown that tigers have bigger brains, relative to their body size, than lions, leopards or jaguars.

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