CAPTCHA stands for "Completely Automated Public Turing test to tell Computers and Humans Apart".
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Mathway.com solves all kinds of math homework problems with step by step explanations.
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The average 21 year old has spent 5,000 hours playing video games, has exchanged 250,000 e-mails, instant and text messages and has spent 10,000 hours on the mobile phone.
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A bag of marijuana was the first thing ever bought and sold over the internet.
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The first webcam was used in 1991 by Cambridge researchers for checking the coffee pot without leaving their desks.
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The world's first computer, called the Z1, was invented by Konrad Zuse in 1936. His next invention, the Z2 was finished in 1939 and was the first fully functioning electro-mechanical computer.
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There are approximately 1,319,872,109 people on the Internet.
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