"Discover amazing and mind-blowing facts you won't believe with Top 10 videos! Explore the weird, wonderful, and unbelievable ...

A new surgical procedure to permanently change eye color is gaining traction in the U.S. But many ophthalmologists fear ...

Iris tattooing and implants can give you a whole new look, but experts urge caution due to complication risks.

One of the more unusual colourful specimens at the Museum is a reindeer ... it is a scientific marvel. The animal's eyes change from a golden colour to a deep blue as summer fades to winter, helping ...