You can dye your hair, you can get a tan, but the color of your eyes is pretty much set in stone - or is it? From weird diseases to temper flare-ups and even iris implants, here are just a few ways that your eye color might not be so...

Your optometrist can tell you if you're at risk for cardiovascular disease, Alzheimer's, or diabetes. And it's all thanks to James Bond-style retinal scanners.

Sometimes medications that were developed to treat one condition can end up being useful for seemingly unrelated ailments. Chapters View all DEXTROMETHORPHAN & PSEUDOBULBAR AFFECT 1:48 MEMANTINE & OCD 2:25 NALTREXONE & BEHAVIORAL...

What happens if you eat too many raw eggs? What are those little rods sticking out of airplane wings? All this, and more as Nicole Sweeney, host of Crash Course Sociology, faces off against Hank in an episode of the SciShow Quiz Show.

Howcast - Learn if marijuana cures glaucoma in this Howcast video.

This video emphasizes the importance of early detection and regular eye tests to prevent vision loss due to conditions like macular degeneration and glaucoma. It highlights the significance of not ignoring changes in vision and seeking...

In this video, Justin from the Institute of Human Anatomy discusses the anatomy of the eye as well as its incredible evolutionary history.

Scientists in Germany recently conducted a study which shows that wearing a tie could actually be bad for you health.

Eye and four vision problems All animals and plants are sensitive - they detect changes in their environment. This is one of the seven life processes. Any change that is detected is called a stimulus. If necessary, they then respond to...

Oil immersion is an interesting and complex microscopy tool.