What Happens in a Mind That Can't 'See' Mental Images

What Happens in a Mind That Can't 'See' Menta...

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The Shape That Can’t Pass Through Itself

Imagine you’re holding two equal-size dice. Is it possible to bore a tunnel through one die that’s big enough for the other to slide through? It is — but what about other shapes? In a paper posted online in August, two researchers describe a shape with 90 vertices and 152 faces t ...  Show more

Audio Edition: How Much Energy Does It Take To Think?

Studies of neural metabolism reveal our brain’s effort to keep us alive and the evolutionary constraints that sculpted our most complex organ.The story How Much Energy Does It Take To Think? first appeared on Quanta Magazine. 

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