Nearly 150 years ago, the physicist James Maxwell proposed that a circular lens that is thickest at its center, and that gradually thins out at its edges, should exhibit some fascinating optical behavior. Namely, when light ...
Optics & Photonics
Sep 6, 2018
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Tiny fish called Trinidadian guppies turn their eyes black to warn other fish when they are feeling aggressive, new research shows.
Plants & Animals
Jun 4, 2018
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A team of researchers with the University of Tübingen in Germany has found an example of a fish that is able to control light reflected from organs next to its pupils—a form of photolocation. In their paper published in ...
"A fish with a glass eye" sounds like the punchline to a joke that starts with an angler and an ophthalmologist walking into a bar.
Plants & Animals
Jan 9, 2015
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A record number of Florida panther attacks on farm animals and pets took place this year, in what the state wildlife commission says is a consequence of the endangered cat's increased population.
Ecology
Dec 14, 2014
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A deep sea fish that is one of the most common vetebrates on the planet has eyesight comparable to a middle-aged human, research suggests.
Plants & Animals
Nov 27, 2014
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Blind cave fish may not be the first thing that comes to mind when it comes to understanding human sight, but recent research indicates they may have quite a bit to teach us about the causes of many human ailments, including ...
Biotechnology
Oct 20, 2014
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Small prey fish can grow a bigger 'eye' on their rear fins as a way of distracting predators and dramatically boosting their chances of survival, new scientific research has found.
Plants & Animals
Aug 19, 2013
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(Phys.org) —New research conducted at Queen's University has discovered that polarized light vision, which is used for navigation and orientation by rainbow trout, changes with age.
Plants & Animals
Apr 25, 2013
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(Phys.org) —A modified version of an eye test used to assess visual acuity in the military has been given to archerfish by scientists to help explain how these remarkable fish are able to accurately spit down tiny insects ...
Plants & Animals
Mar 21, 2013
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