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DISAPPEARING DOTS
Magic tricks often rely on fooling
your senses. In this experiment,
you’ll see how to trick your own
eyes using the science of sight.
It even works with colors. Do the same
thing with this colored box. This time,
when you reach the blind spot the
black dot will appear to turn green.3
NOW TRY THIS
As your eyes move around the
page you might notice something
moving down here in the corner...This is a motion illusion—something still that
looks like it’s moving. The swirly lines only
seem to move when your eyes move. No one
really knows why this happens, but it has
something to do with how our brain processes
this combination of colors and shades. It will
really be swirling as you read this!WHERE HAS TH
E DOT GONE?!US_036-037_Disappearing_dots.indd 37 12/09/2018 15:49