Researchers have gained a greater understanding of retinal circuitry

Swedish scientists describe how the sea urchin has light sensitive cells in its tentacles

Humans have one of the highest levels of visual acuity in the animal kingdom

Crows’ feet make an emotion seem more genuine, regardless of whether the subject is happy, sad or in pain

Your eyes can spot a lightbulb moment before your brain cottons on, new research reveals

Scientists report that eye tracking technology can be used to judge the progress of people learning English as a second language

University of Exeter researchers have revealed how the irises of Trinidadian guppies turn black to warn other fish they are feeling aggressive

If sarcasm if your forte then the mantis shrimp may very well be your spirit animal

Researchers conclude that heading the ball is more strongly linked to impaired cognitive performance among football players than accidental collisions

Scientists discover changes in gaze trigger eardrum vibrations, even in the absence of sound