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Why are zodiac signs named after animals?

The term ‘zodiac’ stands for animals. However, all zodiac signs do not represent animals, like Libra is represented by a balance. Astrologically and astronomically, zodiac signs are representative of various pattern formed by stars. Ancient astronomers had named each zodiac by the shape formed by a few important and bright stars resembling the shape of animals, located in that section …

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Why are viruses at the borderline of living and non-living things?

A virus has a very simple composition. It has a protein sheath inside which there is a strand of DNA. A virus shows some properties akin to living organisms. However, unlike other organisms, they show some properties that are akin to non-living things. They can undergo crystallization and in that form, survive for billions of years. They can survive very …

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Why are there waves on the sea?

Only very rarely are the seas completely still. These were the times that sailors on the old sailing ships feared the most – even more than they feared the worst storms. They became becalmed, which meant that no wind was blowing to fill the great sails to carry them to their next port of call. The sea would be motionless …

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Why are stars grouped in constellations?

People who gazed at the skies in ancient times believed that they could see the shapes of animals and peoples traced out in the stars. These star groups, or constellations, have the Latin names of the shapes, and astronomers use the names in identifying stars. But the stars in a constellation do not belong to any actual group in space …

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Why are Some Plants Non-vegetarian?

Are you scared of going to the forest because you think there are man-eating tigers in the forest? What would you do if there were man-eating plants too? Don’t worry. Man-eating plants do not exist. But insect and animal-eating plants do. They are what you would call non-vegetarian plants. In fact, there are 500 varieties of plant species that trap …

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Why are some people diabetic?

Diabetics are people who suffer from diabetes. The main kind of diabetes affects the pancreas, which is gland that produces a hormone called insulin. This hormone controls the amount of sugar in the blood, which provides the energy for the body. In diabetes, insufficient insulin is produced and the sugar level is uncontrolled, resulting in illness. Diabetes usually cannot be …

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Why are some metals chromium plated?

Some metals are chromium plated to make them look more attractive and to prevent them from corroding or rusting. Chromium is a silver white, hard, brittle metal which was discovered in 1798 by N.L. Vauquelin. Its non-corrosive, high strength, heat resistant characteristics are utilized in alloys and as an electroplated coating. In electroplating, the article to be plated is connected …

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