Intermittent exotropia (IXT), characterized by an intermittent outward deviation of 1 or both eyes, is one of the most common ...

Digital axis marking is as effective as a manual approach when implanting toric ICLs for patients with astigmatic myopia.

It works by sending an infrared light source into the eye on the retina to directly measure the point spread function of the optical system of the eye, or, in other words, to measure the extent of ...

Find out what they are and discover the most popular mattress size with Which? members. All these mattress size options should make it easier to buy a mattress that's just right for you, but it also ...

The insider notebook for Week 10 takes a grab-bag approach to the modern college football landscape: Big games, an undercurrent of the coaching carousel, and administrative trends that are ...

Phobos looks like the pupil of a googly eye against the warm glow of the sun ... Phobos is roughly 157 times smaller in diameter than Earth's moon. Given its swift orbit, a transit of Phobos ...

The Perseverance rover, currently ascending the western wall of Jezero Crater, captured a video of the partial eclipse, which resembled a googly eye ... times smaller in diameter than Earth ...

Some experts will tell you that the human eye can see between 30 and 60 frames per second. Some maintain that the human eye may be able to see much more than that although more research is needed.

For an accurate IOL power calculation, three parameters are crucial in order to predict the patient's refractive outcome correctly, namely the axial length of the eye, the refractive properties of ...

Gregg Oelofse, City of Cape Town - Coastal Manager "The general eyewitness accounts say it was something the size of a domestic dog, but no one saw a seal in the water, so it makes it difficult to ...

By measuring the brain activity of 36 volunteers, scientists found that people can detect basic sentence structures in as little as 125 milliseconds, or about the speed of a blink of an eye.