Even Charles Darwin was puzzled by the evolution of the vertebrate eye. New research suggests that it traces back to a ...

Half a billion years ago, the first true eye emerged in Earth’s oceans. Fossils now reveal what that ancient crystal vision ...

Prologue : Molecular genesis -- The age of first cellular life -- The age of complex cellular life -- Eukaryotes organize and metazoans arise -- Early animals prepare the ground -- Vision's big bang ...

This video from Wired shows every type of eye in the animal kingdom. All kinds of eye facts are covered. For example, the video explains why some animals have horizontal pupils, while others have ...

Researchers found that vertebrate eyes - including humans’ - began as brain tissue from a single ancestral light-sensing organ.

Q: What fascinates you about the eye? A: The eye is an absolutely fascinating organ because it's an organ of extreme perfection, as Darwin has called it. We are able to adjust the focus, we are able ...