Vision

Glaucoma Drug Delivery Device Meters Out Eye Medication For Six Months

Nearly half of glaucoma patients don't take their daily prescription eye drops as prescribed, due to forgetfulness or physical limitations like arthritis. However, missing vital doses of glaucoma medication makes these patients vulnerable to increased ...

Article - News Staff - May 5 2016 - 1:11pm

Weird Pupils Let Octopuses See Their Colorful Gardens

Octopuses, squid and other cephalopods are colorblind- their eyes see only black and white- but their weirdly shaped pupils may allow them to detect color and mimic the colors of their background, according to a father/son team of researchers from the Uni ...

Article - News Staff - Jul 6 2016 - 7:30am

Clark Kent Was Right- With The Glasses, You Didn't Know He Was Superman

In comics, Clark Kent looks a lot like Superman, so similar every child has to wonder why no one puts it together. A pair of glasses on Kent, and a small lock of hair on Superman's forehead, are the only differences. Yet that's probably enough, ...

Article - News Staff - Feb 4 2017 - 5:56am

Pareidolia: We're Secretly Judging Face Likeness

 If you have seen a face in the clouds or you have been part of a phenomenon called "pareidolia"- a willingness to recognize a non-face object as a human face. Humans sometimes perceive an inherently meaningless object such as a pattern, landscap ...

Article - News Staff - Jul 31 2018 - 7:39am

Cosmic Embryo #8: What's Swimming On/In My Eyes?

I woke up from a nap, on my back, looking up through my bedroom window at a brightly lit blue sky and saw them again: numerous small, uniform dots swimming in my field of view. This time I paid attention. They went right past the images of floaters in my e ...

Article - Richard (Dick) Go... - Oct 31 2018 - 7:17pm

Clark Kent Was Right: Subtle Disguises Are Effective

In the comics and films, Clark Kent wore reading glasses while Superman had no glasses but sported a lock of hair on his forehead- and no one figured it out. Ridiculous, it was later said. Perhaps it was ridiculous if keen reporters who knew Kent well did ...

Article - News Staff - Feb 20 2019 - 10:59am

MiSight Contact Lens That Slows Nearsightedness In Kids Gets FDA Approval

Myopia (nearsightedness) is the most frequent cause of correctable visual impairment worldwide.  It occurs when the eye grows too long from front to back (axial length). Instead of focusing images on the retina, images are focused at a point in front of th ...

Article - News Staff - Nov 15 2019 - 6:16pm

Braille Math And Science Textbooks Feel Good- Now They Can Be Far Less Expensive

Since math is a language, there is no reason blind people can't learn it, but math and science textbooks in Braille require an enormous effort to produce. That means much higher cost for a small market, which means it can only be done by nonprofits on ...

Article - News Staff - Jan 17 2020 - 1:23pm

When The Blue Pill Causes Red Green Color Blindness

Sildenafil (viagra) is used to treat erectile dysfunction and is safe, with known side effects, but a few people have experienced light sensitivity and color vision impairment at the highest recommended dose. That doesn't mean men who need it should s ...

Article - News Staff - Feb 19 2020 - 11:39am

The Line Between Vision And Imagination Is Blurry

One symptom of post-traumatic stress disorder (PTSD) is intrusive visual reminders of a traumatic event. New research in Current Biology finds that the brain uses similar visual areas for mental imagery and vision, but it uses low-level visual areas less p ...

Article - News Staff - Jul 13 2020 - 11:52am