All featured products are chosen at the discretion of the GreatPetCare editorial team and do not reflect a direct endorsement by the author or reviewer. Cat eyes are so unique — their irises have a ...

Johns Hopkins Medicine researchers report they have genetically mapped the cell types that make up the mouse iris — the thin disc of pigmented tissue that, in humans, gives eyes their distinct colors.

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For an entire week, the man had pain in his left eye as well as blurred double vision. Finally, the 48-year-old, who requested anonymity, visited National Taiwan University Hospital in Taipei. A brief ...