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A 3D-printed version of the Reutersvärd Triangle illusion, its appearance created by a forced perspective.
A 3D-printed version of the Reutersvärd Triangle illusion, its appearance created by a forced perspective.
As the viewing angle changes of this sculpture in East Perth, Australia, a Penrose triangle appears to form.
As the viewing angle changes of this sculpture in East Perth, Australia, a Penrose triangle appears to form.
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"The Organ Player" – Pareidolia phenomenon in Neptune's Grotto stalactite cave (Alghero, Sardinia)
"The Organ Player" – Pareidolia phenomenon in Neptune's Grotto stalactite cave (Alghero, Sardinia)
Rabbit–duck illusion
Rabbit–duck illusion
"Shepard tables" deconstructed. The two tabletops appear to be different, but they are the same size and shape.
"Shepard tables" deconstructed. The two tabletops appear to be different, but they are the same size and shape.
A visual representation of what an amputee with phantom limb syndrome senses
A visual representation of what an amputee with phantom limb syndrome senses