The African elephantnose fish generates weak electrical pulses to navigate its environment. This localization sense apparently shows an astonishing similarity to vision, as a study now shows. The ...

Marketers have long known the power of color to manipulate consumers. Red and yellow supposedly make us hungry, while blue can calm us down. Apparently, we’re not alone in our subconscious response to ...

Some fishes in the deep, dark sea may see their world in more than just shades of gray. A survey of 101 fish species reveals that four from the deep sea had a surprising number of genes for ...

Researchers uncovered how zebrafish detect colors using photoreceptor cells in the pineal gland. The protein parapinopsin 1 (PP1) is inactivated by arrestin proteins Sagb and Arr3a, which switch roles ...