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Who, what, where, when & how - Now displaying 31 to 40

Who Invented The Pen?

The modern pen and pencil have come a long way since their humble cave beginnings - from stones, bones, twigs and feathers. Read on ...

How Wool Came Into Existence

Wool was probably the first fibre to be woven into a textile, when early humans switched their primary roles from hunters to herders. Read on ...

What is the Origin of Silk Fabric?

The Chinese discovered the magic of silk 10,000 years ago and kept it to themselves for two thousand years before the world came to know of the most zealously guarded secrets in history. Read on ...

Where did Shoes come from?

Footwear has a history which goes back many thousands of years. Scientists estimate the first shoes were made from animal skins during the Ice Age 5000,000 years ago! Read on ...

Who invented Hello?

When the scientist Thomas Alva Edison said hello over the newly invented telephone, the whole world thought he was the one to coin the word. But hello, that's not true. Read on ...

Why doesn't our stomach get digested?

Our stomach contains acid strong enough to corrode metal and dissolve complex molecules. However, our stomach doesn't burn under its influence. How does that happen? Read on ...

Do Whales and Dolphins see Blue?

Whales and dolphins both live in the deep blue seas. However, both these creatures are unable to see the colour blue. This is because their eyes lack the cells that register blue colour. Read on ...

Why does the Sun follow You?

No matter how fast you drive, the sun never gets left behind. This is because of the enormous distance between earth and sun. The sun always remains in our field of vision. Read on ...

Cigarette Packs that Talk

This is an anti-tobacco activist's dream. It plays a health warning when you open a cigarette pack. Read on ...

What are Volcanic Tubeworms?

When scientists in the University of Southern California rear tubeworms, they keep the immature worms refrigerator cold and under high pressure. Read on ...