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Creating a Wootz Seax: From Crucible Steel to Finished Knife

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Making Wootz Steel

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How accurate is radiocarbon dating?

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How accurate is radiocarbon dating?

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How Does Radiocarbon Dating Work? - Instant Egghead #28

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Carbon Dating: (How) Does It Work?

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UFO Alien Temple Found In India

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How old are the Vedas? Detailed explanation given by Dr N Gopalakrishnan...

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Ancient India From the Indus Valley Civilisation to Mughal Imperialism

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The Indus Valley Civilization of India and Pakistan

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History of Ancient India

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Dwarka, India - 12,000 Year Old City of Lord Krishna Found

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Ancient Indian Weapons

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Ancient India's Engineering skills (BBC Documentary)

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Indian Hindu Invention Of The Modern Number System

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Technology of Spirituality

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100 Greatest Discoveries: The Periodic Table

100 Greatest Discoveries: Chemistry

How Hydrogen Fuel Cell works

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  There has been lot of talk about hydrogen fuel cell and its advantages particularly in reducing the carbon footprint.  Many OEMs are working day and night to make this technology commercially viable. The Japanese OEMS in particular are having atleast one hybrid technology with them. Many government of various developed countries are showering funds to drive projects related to alternate fuel.  But what is this technology and how does it work?  A fuel cell continues to produce electricity as long as it is supplied with fuel and oxygen. In the typical fuel cell used in transportation, that's hydrogen and air. A battery produces essentially no emissions and little heat, while a hydrogen fuel cell emits water and more heat. While there are several different types of fuel cells, they all work on the same basic principle. The proton exchange membrane (PEM) fuel cell will be discussed here. With rare exception, this is the techn...