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 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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Song stuck in your head but can’t think of the name? There's a website called midomi.com that allows you to sing or hum a song into your computer or phone and it will find the actual song.
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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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In October 1997, when Internet Explorer 4.0 was released, some Microsoft employees left a giant "From the IE team... We Love You" on Netscape's lawn.
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