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Posts tagged eye

June 20, 2014

 

A box jelly swims in an aquarium tank

The Incredible Eye Of The Box Jellyfish

The box jellyfish shows us that evolution is able to produce eyes in more than one way.

June 5, 2012

 

two ducks sleeping in the grass with one eye open

Sleeping With One Eye Open

Find out why some birds really do keep one eye open and how they do it.

November 15, 2011

 

thaumatrope creation

What Is A Thaumatrope?

Did you know that the thaumatrope was invented by an English physician named J. A. Paris in 1926?

April 6, 2011

 

statue staring at the sun

Why Do I Sometimes See Tiny Moving Dots?

Those tiny dots are actually blood cells moving in the retina of your eye.

May 1, 2009

 

Reflection from spoon

A Spoon’s Double Vision

These bouncing balls show you the path light would take when it reflects off the back of a real spoon (although light bounces into your eye, not out of it).

February 17, 2009

 

Close up of hazel eye

The Limits of Vision

If your eyesight is good, you probably think everything you see is always in sharp focus, like a photograph; this isn't the case.

June 30, 2005

 

Blue Birds Ain’t Blue

One of the loveliest sights an ornithologist runs across is the iridescent blue found in some birds’ plumage. Sure, cardinals have red feathers and finches have yellow feathers, but if you ever run across the gleaming, almost metallic-looking blue of an indigo bunting, you won’t forget it. The colors shimmer and shine like oil on water. Learn more on this Moment of Science.

June 30, 2005

 

Gunk in the Eye

Have you ever woken up to something gooey in the corners of your eyes? Why do we get eye crust when we’re asleep but not when we’re awake? Learn more on this Moment of Science.

August 19, 2004

 

Why Squint?

Is squinting really that effective? Find out on this Moment of Science.

April 14, 2004

 

autokinetic

What Is The Autokinetic Effect?

What is the autokinetic effect and how can you use it to fool your friends?

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