Humans are fascinated by visual illusions, which occur when there is a mismatch between the pattern of light that falls on the retina, and what we perceive. Before books, films, and the internet ...
Add Yahoo as a preferred source to see more of our stories on Google. A waterfall cascading down a cliffside looked like rolling lava as the sun's reflection created an illusion on Yosemite's ...
Sunset creates 'firefall' illusion on Yosemite waterfall stream A waterfall cascading down a cliffside looked like rolling lava as the sun's reflection created an illusion on Yosemite's Horsetail Fall ...
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