Freaky—This Simple Trick Lets You See the Blood Vessels In Your Eye [Video]

Freaky—This Simple Trick Lets You See the Blood Vessels In Your Eye [Video]

Gizmodo

Sensory adaptation, the same phenomenon that causes you to stop hearing a continually ticking clock, also prevents you from seeing the branching network of blood vessels inside your eye. Except when you use the simple trick demonstrated in this video. More »

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