5 Ws & H

Who, what, where, when, why & how? Our online science magazine for kids tries to answer all your questions on science, environment, earth, geography, health, living beings, exploration and discoveries. You will find features on shooting stars, ocean depths, dinosaurs, satellites, ham radios, hiccups, and much more. Enter this fascinating kids science zone and find the answers to all your questions about the world around you.

Why is the Dead Sea dead?

The Dead Sea is indeed a very scary name for a lake. It is called so because nothing lives in it. There are no sea weeds or plants, no fish either. This is because the Dead Sea is nearly six times as salty as...

Why’s it hard for Ketchup to flow?

Why is it so tough to get ketchup out of the bottle?When you overturn a sauce bottle that has been left untouched for some time, chances are, either the sauce will not come out at all or a gigantic blob will plop down on...

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 water, look at how the ice floats on the water surface. How do these large ice pieces...

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.You would think the scientists...

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’. And when...

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. This makes the task of identifying...

Who invented Hello?

Hello, Hullo, Hallo, Hull-oo-oo-oo. You may say it softly or you may holler at the top of your voice, but the person at the other end knows that all you are trying to do is get in touch with a greeting.Legend has it that...

Do Whales and Dolphins see Blue?

Dolphins and whales live in the deep blue sea, but strangely these animals are not able to see the colour blue!Leo Peichl of the Max Planck Institute for Brain Research in Frankfurt and his colleagues discovered during routine tests that seals do not respond...

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...

Why do Locusts Swarm?

Have you ever tried chasing a frisky grasshopper? If you have, you will definitely know that scampering after a jumpy bug is not an easy task. Most species of grasshoppers have a keen sense of hearing and the moment they sense trouble, they can...

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