« ARM1 from 1985 vs. Apple M1 Max | Main | South Korea’s Long Road Toward a Domestic Space Launch Industry »

Sunday, October 24, 2021

TRACKING WITH CLOSEUPS: Blue Field Entoptic Phenomenon—Seeing Blood Cells in the Retina

The really remarkable thing about the blue field entoptic phenomenon isn't that you can see the red blood cells moving, but that you don't see the blood vessels and blood in front of the retina all the time. This is the brain up to its old trick of “editing out” distracting information.

Posted at October 24, 2021 14:38