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Posts tagged light

January 8, 2013

 

Do you watch your weight when dining out?

How To Eat Less When Dining Out

According to one study, keeping your weight in check may also depend on where you eat.

October 25, 2012

 

What new organisms will scientists find?

Lake Vostok: The Latest Updates

Because of the tremendous pressure, over three times that of the normal atmosphere, the lake's water remains liquid at about twenty seven degrees.

September 26, 2012

 

Have you owned a lava lamp?

The Physics Of A Lava Lamp

There are two ingredients inside a lava lamp: a watery liquid, and a waxy compound that collects at the bottom when the lamp is turned off.

September 18, 2012

 

Are whales getting burnt?

Do Whales Get Sunburnt?

Researchers have been studying the effects of UV rays on whales in the Gulf of California for over three years...

June 28, 2012

 

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What Is Light Pollution?

The magnificent sight of the Milky Way, for example, can now only be seen in rural areas. Why do we shine light up into the sky in the first place?

April 3, 2012

 

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Getting It Backwards

Why are letters reversed in a mirror? Try this experiment with pen and paper.

April 2, 2012

 

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Reflection

You may notice in a mirror that words are backwards in the reflection, but it's actually more than words that are reversed; it's everything!

February 22, 2012

 

Have you ever used a photocopy machine?

How Do Photocopying Machines Work?

Photocopying machines are fairly complicated devices, but the basic principal is pretty simple.

January 27, 2012

 

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The Blurry World Underwater

Why can't we landlubbers focus underwater without goggles?

January 26, 2012

 

Hello blue sky!

Why The Sky Is Not Blue

This is partly due to pollution, but even in the cleanest air the sky is lighter near the horizon due to the effect of earth's atmosphere on sunlight.

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