Optical illusions deceive our visual system into seeing things that aren’t actually there or misinterpreting what we observe.

As the forest changes, the deer change their trails. If a big tree falls, the deer travel around it. They don’t usually go ...

But here’s where the challenge begins—hidden somewhere in this picturesque setting is a deer Scientists believe that optical ...

A new study provides detailed insights into the embryogenesis and eye development of the cave-dwelling spider Tegenaria ...

A peculiar incident unfolded in Kirchheim unter Teck, Baden-Württemberg, when a tiny deer, identified as a Muntjak, was discovered wandering through a private garden. The unusual sighting prompted the ...

The key is: Exit pupils should roughly match your eyes' pupils. And eyes change with age. As a middle-age person, my dark-adapted eyes open to a pupil diameter of about 5 mm. A 12-year-old child's ...

An icon of a traditional telephone receiver. An icon of a tick mark. An icon of a human eye and eyelashes. An icon of a human eye and eyelashes with a diagonal line through it. A two-lined pause ...

Iron Mountain considers closing its deer attraction and castrating bucks to let the herd die off naturally No one knows exactly how long the city’s had a deer pen in its city park, but records date ...

You’ll find more than a few anecdotes suggesting that bipolar disorder can change the appearance of the eyes, generally by affecting pupil dilation, gaze, and even eye color. So-called bipolar ...

The condition may also be present from birth. Pupils, or the black parts at the center of the eyes, change size to regulate the amount of light entering the eye. Pupils are large in the dark to ...

IN the past many investigations have been carried out on the static and dynamic reactions of the human pupil to illumination of the eye using white light. In this respect it seems surprising that ...