Scientists made the state-of-the-art technology entirely from biomaterials – birch leaves and peanut kernels.
Humans have a "resolution limit" - meaning most can't tell the difference between a 4K and 8K ultra-high-definition television.
The revolutionary new implant is the first ever device to enable people to read letters, numbers and words through an eye that had lost its sight.
Eyemart Express reports that adults should have yearly eye exams; children need them starting at 6-12 months to ensure healthy vision and catch issues early.
WEDNESDAY, Oct. 1, 2025 (HealthDay News) -- The U.S. Food and Drug Administration has authorized marketing of the Essilor Stellest eyeglass lenses to correct myopia, with or without astigmatism, and to slow the progression of the disease in children 6 to 12 years old.
Researchers say making the gears on a micrometer scale paves the way for the smallest on-chip motors in history.
Short-sightedness, or myopia, affects around one-in-three children and teens, and research suggests that it is becoming more common.