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Why is earth round?

It is believed that earth is formed four and a half billion years ago from a huge mass of gas. A force pulls everything with the same power from the centre which is called gravitational force and this force is almost equal at every place […]

Why is alcohol addictive?

Any substance which alters our state of consciousness in just a minute is addictive and alcohol is one of them. Our mind gets habitual for this “crave” or “high” state of consciousness. Alcohol makes its way through the small intestine and the stomach and it […]

Why do people hiccup?

Hiccup is also called as neuroaccoustic diafragmacontractions and some people call hiccups as hiccoughs. With the contraction of diaphragm by spasm (diaphragm is a muscular sheet that separates chest and abdominal cavity) the inhaling of air is stopped suddenly. The gap in the vocal cords […]