Try to spot a hidden pair of boots in a snowy scene within 10 seconds. Many might miss it at first glance due to how well the ...

In our today's optical illusion challenge, a repeated pattern of 'gq' hides a sneaky twist—one instance features a '9' instead of 'g.' This tricky brain teaser plays with human perception, making it ...

Optical illusion personality tests can reveal insights about one's innermost thoughts and feelings. Depending on whether you ...

Picture puzzles challenge visual skills and enhance focus. In the puzzle, participants count rhinos within ten seconds.

In a study published in Optics Express, a research group led by Prof. Fu Yuxi from Xi'an Institute of Optics and Precision ...

The lecture will consider factors such as disease severity, glaucoma type, and overall eye health. The speakers will also ...

Rock4Sight features volunteer performers from across the optical industry, including executives, salespeople, and eyecare professionals.

Look at this optical puzzle closely, it is designed to test your visual acuity. Observe this image carefully and find out the ...

Light pillars have been observed across West Michigan during the night. Cold temperatures and snow flurries help create this ...

Knowing a little more about how biological vision works can help students to recognize what’s behind the arc of computer ...

The technology behind shades has changed over the centuries. From Inuit snow goggles to aviators to polarized sunglasses.

New research from the University of Waikato nails down how much light travels from the outside world to babies in the womb, ...