Why was the Eiffel Tower built?

The Eiffel tower was built in Paris for the world exhibition which was an international fair to show the beautiful, unique things and advance technology of France. Its construction was started in January 26, 1887 and was completed on 31st march 1889 which took two […]

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 […]

How do speed traps work?

Speed trap is a device used by the officers to measure the speed of your vehicle in a particular area where speed limit is enforced. Radar or laser is used to measure the speed while speed trap is a stationary thing in itself. The element […]

Who invented flip flops?

Though traditional Japanese zori were in existence for centuries, the modern day flip flops were invented by Morris Yock in Auckland, New Zealand in the 1950s and it was patented in 1957. The traditional Japanese flip flops were popularized in America and New Zealand by […]

How does the heart work?

Heart is one of the most important organs of our body. It acts as a pump for supplying oxygenated blood and nutrients to all parts of the body. It is cone-shaped and approximately similar to the size of human fist. Heart is located on the […]

How to convert analog to digital?

Conversion of analog video into the digital set-up happens to be a simple process consisting of two steps. The doer, at the beginning, remains in need of recording own video into the very digital tape. After that, there is the growing need to put aside […]

Who invented Fortran?

FORTRAN or Formula Translator language was invented by John Backus in 1954 for IBM (International Business Machines Corporation). John Backus, a popular American computer scientist worked with a team of other scientists to come up with a general purpose programming language called Fortran as an […]

Why do rainy days make us sleepy?

Most of us feel sleepy on the rainy day. Different people have different views about this aspect. This sleepiness may be because of the production of serotonin in our body in the dark rainy days are low. Serotonin is regulated by sunlight which effects mood. […]