You need this hole in the head—to be smart

University of Adelaide researchers have shown that intelligence in animal species can be estimated by the size of the holes in the skull through which the arteries pass.

Researchers boost insect aggression by altering brain metabolism

Scientists report they can crank up insect aggression simply by interfering with a basic metabolic pathway in the insect brain. Their study, of fruit flies and honey bees, shows a direct, causal link between brain metabolism ...

Big brains attributed to mother's care

The evolution of big-brained mammals may be due to maternal investment, rather than metabolism, according to a new study by scientists at UCL (University College London) and the University of Cambridge.

Researchers seek to create 'fountain of youth'

(PhysOrg.com) -- The same principles that a Biodesign Institute research team has successfully applied to remove harmful contaminants from the environment may one day allow people to clean up the gunk from their bodies—and ...

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