Why are chromosomes significan...

Oct 13, 2014 by

Your body is made up of billions of cells, which are topo small to see without a string microscope. Inside most of those cells are...

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Why are polar bears white?

Oct 7, 2014 by

If you have always admired the snowy white fur of polar bears, you will be surprised to know that  their fur isn’t white at all! A...

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Why doesn’t your stomach diges...

Oct 7, 2014 by

The stomach produces acids, and other fluids in order to break down the food that we eat into a digestible from. The digestive juices...

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Why are eggs of different shap...

Oct 6, 2014 by

Eggs come in different shapes. Some eggs, like those of hens and sea birds, are round at one end and pointy at the other-this is...

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Why does blood look Blue under...

Sep 29, 2014 by

Blood is red- blood in the arteries and blood flowing through our veins is dark red. However, you look at the veins in your hands or...

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Why do mutations in DAN someti...

Sep 28, 2014 by

A mutation occurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene. A DNA...

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Why were so many artists liber...

Sep 27, 2014 by

For the first time the classical period, artist felt free to show the beauty of the human body. They were helped by the two things-...

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Why does matchstick light up w...

Sep 26, 2014 by

Did you know that striking a match causes a chemical reaction? A safety match can only light when someone strikes it against the...

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