Here’s what more than 150 years of science really tells us about being left-brained vs right-brained.
Articles on Brain hemispheres
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Left and right brains hear speech differently, yet how this divide forms was unclear − until mouse studies showed each hemisphere runs on its own developmental clock.
Animals have these kinds of brain hemisphere biases too.
10% of people are left-handed but we still haven’t uncovered how this changes the way their brains work.



