Red Brains and Dark Energy

I never knew that it was such a small world in the brain. But it is and moreover very fractal and full of dark energy. Brrrr....

.... Studies of brain activity, mostly with fMRI, have left neuroscientists with a puzzling discovery: The additional energy required for the brain to perform other mental tasks is extremely small compared with the energy that the brain expends as an individual does nothing at all. New models of brain networks offer clues to why the resting brain generates so much energy.

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