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Posts tagged retinas

October 21, 2010

 

Close up of a White and gray cat with owner

Why Do Cats Have Slit Pupils And Humans Have Round Pupils?

You probably have noticed that cats have slit pupils and humans have round pupils. What are the advantages of each pupil shape?

August 2, 2007

 

Multicolored milk puddle

What’s So Primary about Primary Colors?

With three simple ingredients, a red, a green, and a blue spotlight, you can make any color of the rainbow. Learn more on this Moment of Science.

May 3, 2005

 

Warm Eyes See Better

How do cold blooded fish stay warm in the frigid ocean? Learn more on this Moment of Science.

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