The world’s smallest book, “Teeny Ted from Turnip Town”, is 100×70 micrometers in size and requires a scanning electron microscope to read, as light beams are too large.
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Sony researchers have developed a refrigerator that only opens when you smile.
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Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
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CAPTCHA stands for "Completely Automated Public Turing test to tell Computers and Humans Apart".
-7
Sound travels about 4 times faster in water than in air.
408
Mushrooms are more closely related to humans than they are to plants.
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