A monocular infant tested on the "visual cliff" crawled over glass which had a patterned surface just beneath it and would not cross glass which had the same pattern 40 inches below its surface. Since ...

Motion perception, particularly in three dimensions, is a fundamental aspect of human visual processing that enables the interpretation of dynamic environments. The brain combines multiple sensory ...

This optical illusion will test your ability to assess, analyse, and spot what stands out in the pool of similar-looking ...

The posterior parietal cortex (PPC) is understood to be active when observers perceive three-dimensional (3D) structure. However, it is not clear how central this activity is in the construction of 3D ...

Our perception of how large or small things are in the world is systematically influenced for how we perceive distance or depth. This is most famously shown by the Ponzo Illusion (discovered by Mario ...

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it ...

A stereogram optical illusion is a fascinating visual puzzle that hides a 3D image within a 2D pattern. At first glance, it ...

Depth perception is a fundamental aspect of vision, affecting everything from driving and playing sports to simple daily tasks. As LASIK surgery continues to be a popular vision correction option, ...

1 Matthew Gfeller Sport-Related Traumatic Brain Injury Research Centre, University of North Carolina at Chapel Hill, Chapel Hill, USA 2 Exercise and Sport Science, University of North Carolina at ...

Test your Matrix-Level Vision with this village scene optical illusion. Only 1% can find all hidden hearts within 9 seconds. Sharpen your IQ and observation skills!