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Posts tagged light

April 17, 2018

 

Polarized Lake Light

Sometimes, under the right circumstances, you'll see a mysterious dark patch in an otherwise wonderfully reflective lake. Why?

January 23, 2018

 

An iridescent soap bubble

Soap Bubbles and Butterflies

If you have some dish soap, a mug, and a bright light, we have a science experiment for you to try.

July 19, 2017

 

This image was created by taking a picture of a moving flashlight. It shows that light takes time to travel.

Light Takes Time

Learn how Roemer learned that light does take time to travel.

May 8, 2017

 

Where is your favorite place to stargaze?

Why Do Stars Twinkle?

Astronomers are learning more about the brightening and dimming of stars.

March 29, 2017

 

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Why Red Eye?

Learn why you sometimes have glowing red eyes in photographs.

January 25, 2017

 

The Sun exploding while setting over the Pacific Ocean in California

The Sun Just Blew Up!

How do you know the sun didn't just explode? We aren't talking about the everyday, run-of-the-mill controlled explosion the sun is always doing, but a big boom.

December 16, 2016

 

More than eighty percent of North Americans and sixty percent of Europeans are unable to see the Milky Way at night.

Saving Our Views Of The Milky Way

Have you ever seen the Milky Way outside of a photograph?

November 17, 2016

 

Although this vein appears blue through the skin, it is actually red due to different wavelengths of light traveling through skin easier than others

True Blue Inside of You?

Did you ever hear that blood is actually blue inside your body, but turns red instantly on contact with air? Learn more on this Moment of Science.

October 20, 2016

 

Y You will continue to see a faint glow of light -- even though nothing is there.

Afterglow

If you look at a bright lamp and then close your eyes, why can you still see the light?

June 3, 2016

 

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The Green Door

We don't perceive color in our peripheral vision because we have no cones, which sense light frequencies, on the outer edge of our retina.

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