If you've ever tried using eye drops, then you'll know that a great deal of the medication simply ends up being flushed from your eye by flowing tears, in a process that naturally keeps foreign ...

People with diabetes often have to check their blood sugar using a drop of blood squeezed from a finger, thigh or some other part of the body. It's an unpleasant part of managing the disease, but when ...

Functional contact lenses are an exciting method of drug delivery to the eye, but have so far been limited by difficulties in controlling drug release and monitoring this release in situ. Now Jingzhe ...

(Nanowerk News) Researchers have incorporated ultra-thin optical devices known as metasurfaces into off-the-shelf contact lenses to correct deuteranomaly, a form of red-green color blindness. The new ...