What makes the International Gandhi Peace Prize unique?

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"I do not fear computers. I fear the lack of them."

Physics

Why do bats make high-pitched sounds?»
Bats use high-pitched sounds to find their way about. They are nocturnal animals. That is ...
When was the thermometer invented?»
    The fist practical thermometer or instrument for measuring ...
What does an X-Ray show?»
X-Rays are electromagnetic rays of very short wavelength which can penetrate matter through ...
How did science begin?»
Science began with the wish of some prehistoric man to find out about the workings of the ...
Why does iron go red when heated?»
Iron goes red when heated because its atoms radiate vibratory waves of an electromagnetic ...

Chemistry

Why does iron go red when heated?»
Iron goes red when heated because its atoms radiate vibratory waves of an electromagnetic ...
What is an aerosol?»
An aerosol consists of fine particles of liquid or solid substances suspended in the air, ...
When does copper turn green?»
Although copper is highly resistant to the chemical action of the atmosphere and of sea ...
What is a glass made from?»
Glass is made naturally from a fusion of silica (sand), soda and lime. This fusion can be ...
Why does stainless steel resist rust?»
Stainless steel resists rust because it contains a high proportion of chromium to carbon. ...

Biology

Where would you find a trap-door spider?»
Trap-door spiders are to be found just under the surface of the earth. They belong to the ...
Why do birds have different bills? »
The shape of a bird’s bill or beak is closely related to the kind of food it eats and the ...
When does a tadpole become a frog?»
Frogs’ eggs become tadpoles within two weeks of being laid in the water, but tadpoles may ...
What are termites?»
Termites are soft-bodied insects belonging to the family Isoptera. They are sometimes ...
Where are the largest animals found?»
Blue whales are the largest living animals. They are cosmopolitan creatures and are found ...