DID YOU KNOW????????????????

Why do you yawn when you get sleepy??????????? To keep yourself up! A yawn is a show of deep breath that brings more  oxygen to the brain.It's a little like splashing cold water on your face.The oxygen gives your brain cells a little wake-up call.

Thomas Edison , the inventor of light bulb was afraid of the dark

Alexander Graham bell never phoned his wife and mother because they were deaf.

In space ,astronauts can't cry properly because there is no gravity.So their tears can't flow down their faces.

Coffee was discovered by goats !

it was about 850 AD that coffee was first discovered . There is a legend that an Araba goat herd Kaldi who lived in Ethiopia first noticed the strange effect of coffee plant when his goats were fed on it .He made a beverage out of it which had a stimulating effect.

The shortest complete sentence in English language is "GO" !

Aegilops 8 letters song , is the longest word with its letter arranged in alphabetical order.

In 1883 , the explosion of the volcano Krakatoka  , put so much dust into the earth's atmosphere that sunsets appeared green and the moon appeared blue around the world for almost two year.

How reindeer's survive in the extreme cold??????

By eating MOSS !

The moss contain a special chemical that help reindeer keep their body fluids warm when the reindeer make their yearly journey across the icy arctic region ,the chemical keep them from freezing !