Updated: 8:29 PM UTC, Jul 16, 2017

Strange Scientific Fact - Water Does Not Always Boil at 212 degrees F.

Water does not always boil at the usual 212 degrees Fahrenheit (100 degrees). It depends primarily on atmospheric pressure and related conditions. Therefore, high in the mountains, water will boil at an inferior temperature (and more quickly) as the pressure is lower, contrary to the water in a kettle.

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The Amazing Family Of Famous Actor Jack Nicholson

Actor Jack Nicholson, best known for his roles in ''The Shining'' and ''Batman'', was raised believing that his grandparents were his parents and that his mother was his sister.
It was only in 1974 that he learned the truth, told by a reporter from Time Magazine that carried a story on him. His mother and grandmother were already dead when he heard the news, and he does not know who his father is.

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Tennis Gets Its Origin From The ''Game Of The Palm''

The name of the sport ''Tennis'' gets its origin in the ''Game Of The Palm''. Once the game commenced, the player had to say ''Tenez!'' (Hold!). The Anglo-Saxons understood Tennis. The reason for this confusion comes from the fact that 17th century French the word ''Tenez'' was pronounced ''Tenets! ", using an ''S'' at the end, which does indeed sound like tennis.

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Nadal, Right-Handed Yet Serves with the Left

Rafael Nadal, one of the greatest tennis players of all times serves with his left hand. Yet off the court, he reverts to being right-handed. As a youngster, he played tennis equally well with both hands. As his strength increased in his left hand, he made the decision to always play in this manner.

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An Accidental Start to the Song Roxanne

At the beginning of the song Roxanne by The Police, one can hear an atonal piano chord and laughter (reportedly that of the singer Sting). These sounds were totally accidental - during the recording session Sting thought the keyboard cover was closed and sat down on it, resulting in that dissonant chord and ensuing laughter.

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Sherlock Holmes Never Said "Elementary My Dear Watson''

The phrase "elementary my dear Watson" does not appear in any of Sir Arthur Conan Doyles novels of the adventures of the famous detective Sherlock Holmes. This phrase was only used in the television adaptations that have famously coined the phrase.

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Why Are The Simpsons Characters Yellow?

According to their creators, the Simpsons are yellow, so they are instantly recognizable when you turn the TV. Indeed, at the time of their conception yellow color was only slightly present in the "cartoons".

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Book Covers Made Of Tanned Human Skin

In the eighteenth and nineteenth century, some books, mostly dealing with medicine, were bound with a cover made of tanned human skin, which usually came from people on the death row. Today, you can still find copies sold to collectors for a fortune.

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Autorotation - Landing A Helicopter Without Engine

A helicopter with an engine failure in flight does not always crash. A phase may occur called autorotation. In fact, during the fall air turns the blades, which gives sufficient lift the device to land quickly. This technique is taught to helicopter pilots to deal with emergencies.

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Newton's Unintentional Invention

Newton could not shut the door since the cat would meow and scratch. His solution was to cut a small hole at the bottom of the door and place a piece of fabric to cover it. In this way, the cat could come and go at will. The cat flap has since evolved. We now have electronic chips sewn into animal collars that will only permit entrance to your pet.

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Do You Need Perfect Vision to be an Airline Pilot?

Contrary to public opinion, an airline pilot can indeed have less than perfect vision. In fact, during the initial examination a candidate need only have 10/10 vision in each eye but can wear glasses or contact lenses during the test. The only restriction is that of the strength of the lenses.

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