Did you know

How Does Ice float?

A cool glass of water topped with huge chunks of ice is sure to quench your thirst on a hot summer day. But, before you guzzle the …

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Why is the Mediterranean Sea Blue?

We know that about seventy one per cent of the earth’s surface is covered with water. The earth’s three main Oceans …

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What Is The Origin Of Silk Fabric?

My mother took out her favourite blue silk saree for the dinner party. I looked at it, mesmerised by its shimmer and lustre. The …

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Age 11+

How Bad is the Sting of a Scorpion?

Ever seen a scorpion scurrying across with two crab-like claws and its tail high in the air? Well this tail is what has to be …

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What is a Volcano?

What is nature’s most powerful, most destructive, most dangerous form? Some would say an earthquake, others a cyclone. …

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Age 11+

Why do Humans Sweat?

It is an annual ritual in most Indian homes. With the onset of summer it is time to bring the rusty, rickety old coolers down from …

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How Does Satellite TV Work?

Nine ‘o’ clock. It’s time for your favourite serial on television. Have you ever wondered how the same serial …

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What is the Weight of Air?

As you stand in the middle of a playground or while you are sitting in your class, there is an immense weight right over your …

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How Wool Came Into Existence

It must have been a very intelligent human who looked at a sheep walking past and thought of the use its fleece might have! …

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Why do Doctors Examine the Pulse?

If you place the first three fingers of your hand on the inside of your wrist, a dull throbbing reverberates through your hand. …

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