
Reflections on the Mind
Experiments with a simple mirror setup can reveal much about the workings of the brain

Reflections on the Mind
Experiments with a simple mirror setup can reveal much about the workings of the brain

The Ghost Hand Illusion
Spooky fun with afterimages

Reading between the Lines: How We See Hidden Objects
When an object is partially hidden, the brain deftly reconstructs it as a visual whole

Extreme Function: Why Our Brains Respond So Intensely to Exaggerated Characteristics
How quirks of perception drive the evolution of species

Hey, Is That Me over There?
And other real-life tales from the bizarre realm of out-of-body experience

Aristotle's Error
Using aftereffects to probe visual function reveals how the eye and brain handle colors and contours

A Moving Experience: Illusions That Trick the Brain
How the eyes can see movement where it does not exist

Illusions: The Mona Lisa and Abraham Lincoln
What do the famous portrait and the former U.S. president have in common?

Two Eyes, Two Views: Your Brain and Depth Perception
Insights into the nuances of depth perception provided by our two eyes' slightly different views of the world

Seeing in Stereo: Illusions of Depth
Binocular vision gives us depth perception—and enables us to play some tricks

Illusions in Motion: The Power of Symmetry
Our brain's preference for symmetry influences how we perceive motion

When Blindness Is in the Mind, Not the Eyes
Patients with unusual visual deficits provide insights into how we normally see

Shading Illusions: How 2-D Becomes 3-D in the Mind
Light cues influence the brain's processing of depth

Sliding Stripes
A few simple experiments untangle the mysteries behind the Barber Pole Illusion

The Phantom Hand
The feeling of being touched on a fake hand illuminates how the brain makes assumptions about the world

Touching Illusions
Startling deceptions demonstrate how tactile information is processed in the brain

Stability of the Visual World
When your eyes scan a room, why doesn't the world appear to bounce like the real image on your retina?

When the Two Eyes Clash
A tale of binocular rivalry

Ambiguities & Perception
What uncertainty tells us about the brain

Mind the Gap
The brain, like nature, abhors a vacuum

Sizing Things Up
When you hoist two items of equal weight, your brain may be doing some heavy lifting

It's All Done with Mirrors
Reflections on the familiar and yet deeply enigmatic nature of the looking glass

A Moving Experience
How the eyes can see movement where it does not exist

The Quirks of Constancy
Even when we consciously know two lines are the same length, why can't we help seeing them as different?