What?

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What is the Trail behind a Jet?

What is the Trail behind a Jet?

When we were small, we used to look up to the sky and often see a white trail left by a jet aircraft. Rocket! Rocket! We used to yell, jump up with joy, clap our hands and strain our eyes as the ‘rocket’ disappeared into the horizon.

What Is The Origin Of Silk Fabric?

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 rich fabric draped around her body, making her look so very elegant.

What is the Mystery of Dracula?

What is the Mystery of Dracula?

As bats flap through the musty castle, a coffin lid creaks open and an ashy white hand gropes for the cover. The lid slides off and a caped figure rises in the gloom – Dracula is on the prowl!

What Makes the Egg Shell so Strong?

What Makes the Egg Shell so Strong?

Have you ever wondered why hens don’t break their eggs when they sit on them? The secret lies in the shape of the egg. An egg is a great example of nature’s excellent skills in packing.

What is Artificial Intelligence?

What is Artificial Intelligence?

If you touch a hot metal object, you will yank your hand away immediately. When this happens to you the first time, the sequence of events and the result (the burning of your hand) gets stored in your brain.

What are Volcanic Tubeworms?

What are Volcanic Tubeworms?

In order to raise chicks the farmer keeps the eggs warm and is careful not to crush them. But when scientists in the University of Southern California rear tubeworms, they keep the immature worms very cold and under high pressure.

What is the origin of OK?

What is the origin of OK?

‘I’m OK means ‘I’m fine’. But if you say the weather’s OK in a lazy drawl, it could mean ‘so-so’. When you respond with an OK at the end of someone’s explanation, you could be saying, ‘Alright, I get what you’re saying’.

What is an ISBN number?

What is an ISBN number?

There are hundreds of thousands of publishers across the world, and millions of books get printed every year. Moreover, a book like The Adventures of Sherlock Holmes is a book that has been printed by several publishers.

What is the Weight of Air?

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 head, but you do not feel it! This is the weight of the atmosphere, or air, as we know it.

What is Pluto – a Star or a Comet?

What is Pluto – a Star or a Comet?

Which is the planet farthest from the sun? Pluto, of course. But, some recent findings suggest that Pluto is not a planet at all. It seems Pluto could actually be a comet, reports the National Geographic website – www.

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