How?

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How do Earthquakes Happen?

How do Earthquakes Happen?

Simply put, the shaking of the earth caused by a sudden shifting of rocks below its surface, is called an earthquake. The earths crust or outermost layer, is not made of one single piece of solid rock.

How did the Pineapple get its Name?

How did the Pineapple get its Name?

What prompted people to call banana a banana and a pineapple a pineapple and not something else? Actually there is a reason behind the names given to each and every thing; be it a fruit, vegetable, an animal or inanimate objects like stars, planets, etc.

How Will our Sun Die?

How Will our Sun Die?

Everything that is born must die. Not only living beings, but inanimate objects like stars too. The birth of a star The universe has massive clouds of hydrogen floating around. Sometimes, these clouds come together and form very dense and huge balls of hydrogen gas.

How are Earthquakes Recorded?

How are Earthquakes Recorded?

When an earthquake takes place, people say that it measured 6.2 or 6.5 on the scale. The scale they are referring to is the Richter Scale developed by Charles Richter in the 1930s. The Richter Scale measures the magnitude of the seismic waves or vibrations that travels across the earth’s surface.

How do Animals Camouflage?

How do Animals Camouflage?

Remember the last time you played hide and seek. You hid behind a bush while your friend tried to find you. If you were wearing a green dress, the chance of you being seen was automatically reduced as you could be mistaken for a bunch of leaves.

How Is Jelly Formed?

How Is Jelly Formed?

Had a good dinner? Now how about some cool custard with jelly on the side for dessert? Doesn’t the jelly look inviting, a transparent red-coloured blob sitting pretty on the plate, making you long to dig your spoon into it?

How Did the Indian Postal Service Start?

How Did the Indian Postal Service Start?

Although methods of postal delivery varied from one country to another, it is believed that in India, Emperor Chandragupta Maurya who ruled the country between 321-297 BC, was the first to introduce a form of postal communication to dispatch confidential reports to distant posts in his empire.

How Does a Helicopter Hover?

How Does a Helicopter Hover?

It was January 26 and Rahul was terribly exited. And with good reason too. His father, a pilot in the Indian Navy, had been bestowed the rare honour of flying the newly acquired “Pawan Hans” helicopters for the Republic Day parade.

How did Sign Language Originate?

How did Sign Language Originate?

Have you ever seen people deep in conversation with each other without a single sound coming from their lips? Their hands and fingers move animatedly as they silently ‘speak’ sentences that sometimes you can also guess at.

How do Humans Balance on Two Legs?

How do Humans Balance on Two Legs?

Four-year-old Rohit couldn’t understand why his parents and grand parents were so happy on seeing his 10-month-old sister, Ruchi, take a few unsteady steps towards her favorite toy. What was so unusual about her walking -after all, he could walk and run without anyone’s help, yet no one ever clapped nor hugged him, the way they were doing it for his sister.

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