All entries by this author

How close are we to developing cyborg?

Nov 7th, 2008 | By

The basic idea of cyborg is a humanoid i.e. part human and part machine. The word “cyborg” was coined by a group of scientists working at NASA. In 1960, two scientists of NASA had discussed the probable advantages of a human that could have machine parts fitted and would work perfectly in external space. The
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How does a wall lizard get rid of its tail?

Nov 7th, 2008 | By

Many species of wall lizards can be found across the world and across continents such as North America, South America, Europe, Asia and Australia. It has been estimated that over 25000 types of lizards have been found so far by the scientists. Almost all wall lizards have an extra ordinary ability to detach a part
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Why is salt placed on roads in the winter?

Nov 7th, 2008 | By

In the places where there is too much of snow and ice in the winter on the roads there the highway departments use to sprinkle the salt over the ice to clear the roads. They use salt for this purpose because salt has the tendency to lower the freezing and melting point of water so
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What causes pimples?

Nov 6th, 2008 | By

Most of the people face skin problems between the ages 12 to 25 and one of the most common problems is “pimples”. Very rare a new born baby can develop pimple between the age of three to twenty four months and also very few people between the ages of 25 to 40 continue to develop
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How do clouds form?

Nov 6th, 2008 | By

Mostly we all had heard that clouds forms because of evaporation but how the whole process works is the question. Sunrays reach to the ground supplying heat to all the objects and also in the air of our environment. Now this air which had gained heat tends to become lighter in weight so it starts
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How are thunderstorms formed?

Nov 6th, 2008 | By

Due to the rising of humid air thunderstorm is formed. Air rises up because of many factors like heating by sun, melting of two different steams of air or facing of air uphill. This heated air rises up and condense at a certain height forming a cloud. If it rises further water droplets condense to
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How do fossils get inside the rocks?

Nov 5th, 2008 | By

Fossils are the conserved remains or traces of the ancient animals, plants or other organisms. The sedimentary rock is a type of rock that is found commonly. The sedimentary rocks have several layers. Within these layers, one can find different fossils. Fossils take several thousands years to make. Over the years, the bones of the
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What does percent body fat mean?

Nov 5th, 2008 | By

You must have heard the term body fat percentage. It is the percentage of fat present in your body. If your body weighs 160 pounds and you have 10 percent of fat then your body contains 16 pounds of fat tissues and 144 pounds of lean tissue or fat free tissue like bone, muscle, organ
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How does a laser printer works?

Nov 5th, 2008 | By

Laser printer works on a principle called the static electricity. A charge is built up on any object that can be a balloon, your body etc. we know that atom with opposite charge attracts each other and the objects bind with the others having atoms of opposite static electricity. There is a drum present in
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Why do people sleepwalk?

Nov 4th, 2008 | By

Experiments are still going on to know the exact reasons of sleepwalk but there are some of the possibilities which are known to us. Professionals say that it is a kind of disorder in which a person is between a state of sleeping and walking because there must be something that triggers the brain during
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