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Posts tagged frontal lobe

May 25, 2016


The primary motor cortex and the basal ganglia order the muscles around the mouth into a forced smile. The amygdala and hypothalamus automatically contract muscles into a genuine beam.

Say Cheese

Fake smiles and real smiles are controlled by two different parts of the brain.

April 16, 2006


Hands Apart

Have you heard of the condition known as alien hand syndrome?

September 6, 2005


Comprehending Sarcasm

Some people seem incapable of comprehending sarcasm. In fact, damage to certain parts of the brain does hinder one’s ability to comprehend sarcasm. Learn more on this Moment of Science.

May 18, 2004


The Science of Faking a Smile

Why do yearbook photos, passports, and driver license photos always look so terrible? Find out on this Moment of Science: "The Science of Faking a Smile".

September 27, 2003


Infant Amnesia

Ever wonder why you can't remember things from your early childhood? Infant Amnesia on today's Moment of Science.

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