Beta movement
A stationary object (the dark blue dot) appears in a slightly different position from image to image in a series. This creates the illusion that the object is moving.
Encyclopædia Britannica, Inc.
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© World Science Festival (A Britannica Publishing Partner)Brian Greene and Richard Dawkins discussing their notions of God in the context of evolution and science. This video is taken from a World Science Festival program on September 24, 2014.
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Encyclopædia Britannica, Inc.An explanation of the difference between a scientific hypothesis and a scientific theory.
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Encyclopædia Britannica, Inc.Learn from this video how the rapid visual alternation between stationary neighboring objects creates the phi phenomenon—the illusion of pure, objectless motion through the space between the objects.
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Encyclopædia Britannica, Inc.Learn what defines an organism and consider two candidates for the title of world's smallest organism—the bacteria Carsonella ruddii and Mycoplasma genitalium.
