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

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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Humidity Sensors in Mobile Devices

Many mobile devices (phones, mp3 players, etc..) have moisture sensors that allow the manufacturer to determine whether the device received for service had been exposed to a liquid. If this is the case, the warranty will be refused.

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A Mushroom That Should Not Be Served With Wine

The shaggy mane, also know as the shaggy ink cap or lawyer's wig is an edible mushroom that taken alone is safe for humans. However, it should not be eaten with alcohol.

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Why Do CDs Have A 74 Minute Capacity?

The CD has a capacity of 74 minutes, because during the design  the engineers decided that its ultimate capacity should be able to encompass Beethoven's Symphony No. 9 in its long version. To accomplish this criterion, they had to choose a 12 centimeter 16-bit 44.1kHz disc format.

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Kopi Luwak - The Most Expensive Coffee In The World

The world's most expensive coffee is Kopi Luwak. It is planted in the excrement of an animal called the Luwak. This unique planting technique is responsible for its particular caramel taste, and it's selling price is between US$100 and $600 per pound.

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Ocean Seaweed And Oxygen Production

Contrary to what people think, it is not forests that produce the most oxygen, but rather ocean seaweed. This organism produces more than two-thirds of the oxygen on the planet.

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Alice In Wonderland - An Autobiographical Book?

Lewis Carroll, the author of Alice's Adventures in Wonderland, was a victim of visual hallucinations due to severe migraines with aura (a relatively new name for the less common type of migraine headache. Aura refers to feelings and symptoms you notice shortly before the headache begins. These early symptoms are also called a prodrome). This had significant influence on his writings, and in particular the story of Alice, who suffers from several kinds of physical metamorphoses

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Space Invaders Causes Drastic Shortage of 100 Yen Coins

Since the launch of the Space Invaders game in Japan in 1978, it has been so widely successful that the country has experienced a shortage of the coin needed to play the game in arcades. Atari, the producer of the arcade games, increased its profits twenty-fold due entirely to this game.

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Why Do We Dye Heating Oil?

Some fuels are colored to allow authorities to detect fraud inconsistent with the their intended use. This is the case of heating oil, which is colored pink to detect motorists who are using it as fuel. Note that in case of fraud with heating oil, the motorist is liable for a heavy fine and in some countries, the fine is based on the vehicles cumulated mileage.

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Turn Your Headphones Into A Microphone

If you do not have a microphone for your computer, you can use your headphones by plugging them into the microphone input on your sound card: most headphones can become microphones, but sound quality is quite poor.

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Discover Why The Forest of Landes (France) Is Considered Artificial

The forest at Landes, the largest in Europe, is not a natural one: in fact Napolean planted these coniferous trees as a measure to dry out the marshes in order to render the land more fertile, eliminate malaria, and anchor the dunes.

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Foam Day Hits Australia - A Natural Phenomenon

This natural phenomenon is simply amazing: about once a year a veritable wall of sea foam, sometimes reaching heights up to 9 feet, smashes on to shore. In order for this freaky event to occur certain factors need to be present:  it's created by wind and waves churning up organic matter in the ocean. Decaying algae offshore are also often a major contributor.

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