Stem cell treatments for eye disease always seem to be just on the horizon, but real progress is being made.
Phosphenes are an experience of seeing light without light entering your eye. Bionic eye recipients use these to map out a visual scene.
Eugene Peretz/Flickr
The artificial vision provided by a bionic eye is not like natural sight, and takes a lot of getting used to.
Some of the notable additions to the PBS include drugs to treat eye and HIV infections, cystic fibrosis, multiple sclerosis, and cancer.
from shutterstock.com
You may not have heard of the protein lubricin, but it's what keeps your body moving. And now it's being used to treat disease and produce new therapeutics.