Colors are one of the first things people learn about in school. Well, you might have to start re-learning. At least, when it comes to one color people think is on the spectrum. Popular Mechanics ...

Transplantation of retinal organoid sheets offers hope to patients afflicted with retinal degenerative diseases.

Retinal pigment epithelium hyperreflective foci can be used to predict AMD progression better than other metrics.

A cell-based subretinal implant shows promise in the treatment of geographic atrophy, achieving the unprecedented milestone ...

Hypopigmentation is a chronic condition in which areas of the skin are lighter in color than normal. Causes may include ...

Struggling with dark spots? Learn what causes hyperpigmentation, how to prevent it, and the best treatments—from skincare ...

Lymphocytes are white blood cells that help the body fight infection and disease. The healthy range for an adult is between 1,000 and 4,800 lymphocytes per microliter (µL) of blood. Doctors will ...

As Dr. Rubin explains, “Stress can lead to gray hair by affecting the stem cells that create pigment-producing cells called melanocytes. A study conducted on mice found that the chemical ...

SAN DIEGO, March 26, 2025 — Sometimes cell phones die sooner than expected or electric vehicles don’t have enough charge to reach their destination. The rechargeable lithium-ion (Li-ion) batteries in ...

However, this stalk is coated with chains of sugar molecules called glycans from the host’s cells. And the sugar coating keeps antibodies from recognizing, and therefore inactivating, the virus. So, ...