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Researchers go eye to eye with octopuses

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The loss of macular pigment is a precursor to macular degeneration, a disorder that afflicts millions every year. Historically, there has been no easy way to test for loss of pigment as part of a traditional eye examination. Researchers at the University of Bristol in England found a way to help identify risk in humans by studying octopuses captured during low tide on coral reefs around Lizard Island in Australia. Courtesy of Shelby Temple/Azul Optics. It has been established that humans can detect polarized light, although they may not be aware of the ability. Octopuses, which...Read full article

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    Nov/Dec 2021
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