6 items in this section. Displaying page 1 of 1
Who Invented the Photocopying Machine?
We have all used it at one time or another to copy our school documents, or parts of a book borrowed from the library, or just about anything we wanted a copy of. It’s just a matter of pressing a button of the xerox machine and hey Presto! a piece of paper comes out at one end, an exact duplicate of the document we needed copied! However, when the invention was first patented, nobody wanted anything to do with it....
The Mysterious Case of the Neem Tree
For thousands of years, the neem tree has been a familiar friend to the people of India. A native of India and Burma, every part of this tree, from its root to bark, leaves and seed, has been used for medicinal purposes. It has been used to cure illnesses. It has also been used for preventing infection, or repelling insects that attack grains or people, like mosquitoes. It is very interesting that the neem’s botanical name, Azadirachta indica, has come from a Persian description of the tree....
The curious history of the world’s most popular board game
There is a good chance that you have played this board game. And perhaps your parents and their parents before them too. According to the company, that makes it, over 275 million games have been sold in 111 countries. Over the last eight odd years over one billion people have traded make-believe real estate with fake money. If you guessed Monopoly, you would be right. Just in case you have not played this board game, a quick explanation is in order....
Nikola Tesla – Unsung Prophet of Electrical Age
If you ask anyone or check up in the encyclopaedia, who invented the radio or X-rays, chances are you will never come across the name of Nikola Tesla there. Look up fluorescent bulb, neon lights, car ignition system, electron microscope, microwave oven and many others – you can search page after page but your search will turn up zilch on Tesla in any normal reference book. In fact very few have heard of Nikola Tesla, a brilliant scientist who lived at the turn of the century....
Which Film Stars were Inventors Too?
Most movie fans have seen or at least heard of Hollywood legends Hedy Lamarr and Steve McQueen. But how many know that these two were inventors who have significantly changed our lives. Nobody? Not surprising. But it’s true. Hedy Lamarr and Steve McQueen were both Hollywood stars and inventors. Hedy Lamarr thought of torpedoes guided by radio signals and Steve McQueen invented the bucket seat that has revolutionised the automobile industry. However, Hedy’s invention was never used for the purpose invented....
Cigarette Packs that Talk
Cigarette smoking is injurious to health – everyone knows that. Well, till a few decades ago, people were unaware that smoking could cause lung and heart diseases and cigarette packs never had a warning on them, like they do now. In recent years, research has shown that smoking is dangerous and it has now been made compulsory for all cigarette manufacturers to have what is known as, a ‘statutory warning’ printed on the cover. It states that ‘cigarette smoking is injurious to health’....
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