What Is Krishna Janmashtmi?
What Is Krishna Janmashtmi? Krishna was the son of Devaki and Vasudeva and his birthday is celebrated by...
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Which Poisonous Gas Has a Sweet Smell?
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Would You Prefer an Electric Vehicle?
Most recent articles
When Does Copper Turn Green?
When Does Copper Turn Green? Although copper is highly resistant to the chemical action of the atmosphere...
Why Does Iron Go Red When Heated?
Why Does Iron Go Red When Heated? Iron goes red when heated because its atoms radiate vibratory waves of an...
When Were Fireworks Introduced?
When Were Fireworks Introduced? The use of fireworks, or pyrotechnics, probably began when some prehistoric...
What Is Glass Made From?
What Is Glass Made From? Glass is made naturally from a fusion of silica (sand), soda and lime. This fusion...
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What Is an Aerosol? An aerosol consists of fine particles of liquid or solid substances suspended in the...
Who Sent the First Radio Message?
Who Sent the First Radio Message? Guglielmo Marconi is usually credited with sending the first radio...
When Was the First Gas Balloon Used?
When Was the First Gas Balloon Used? The first gas balloon, filled with hydrogen, was released in Paris in...
How Do Sewing Machines Work?
How Do Sewing Machines Work? Sewing machines today often work by electricity. But there are over 2,000...
Where Will Water Boil at a Low Temperature?
Where Will Water Boil at a Low Temperature? Water will boil anywhere, but it boils at different temperatures...