All About Crockodiles
30 Jan 2008 Did you know that there is a creature that still walks upon the earth just as it did 200 million years ago? Dinosaurs ma..- 90
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Brain Structures And Their Functions
30 Jan 2008 The nervous system is your body's decision and communication center. The central nervous system (CNS) is made of the bra..- 92
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The History of Steam Engines
30 Jan 2008 Inventors: Thomas Savery, Thomas Newcomen, James Watt Thomas Savery's Steam Engine circa 1698Thomas Savery (1650-17..- 68
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The Birth Of Television I
30 Jan 2008 In 1922 a 14-year-old farm boy first sketched his idea for television for his science teacher. The boy's name was Philo ..- 59
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The Birth Of Television II
30 Jan 2008 The idea Philo T. Farnsworth had conceived at the age of 14 had worked. But to become the television we know today, ther..- 70
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The Birth Of Television IV
30 Jan 2008 Six months later Farnsworth and AT&T had worked out the details. As "Business Week" reported in August of 1937, this dea..- 71
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Uses of Silicon
29 Jan 2008 Silicon is used to make many electronic devices, such as transistors, integrated circuits, computer chips and solar cell..- 58
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How mobile phones work
29 Jan 2008 When you talk into a mobile telephone it converts the sound of your voice to radiofrequency energy (radio waves). The ra..- 40
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A bit about Rabbits
28 Jan 2008 Rabbits are furry-coated and short-tailed mammals. They have long ears and long back legs for running and jumping. Rabbi..- 72
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The Greenhouse Effect
21 Jan 2008 The ozone layer is a layer of ozone gas (O3) that absorbs harmful radiations (ultraviolet rays) from the sun, and preven..- 53
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Charles Darwin’s theory of evolution
21 Jan 2008 Darwin’s theory of evolution is also called the theory of evolution by natural selection. His theory was based on accura..- 40
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A bit about of Hurricanes
18 Jan 2008 A hurricane is a type of tropical cyclone, which is a generic term for a low pressure system that generally forms in the..- 48
