8% of people have an extra rib.

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Your eye color can change during childhood, puberty or pregnancy.

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The colder your room, the easier it will be to fall asleep.

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If Thai policemen break the law, they are forced to wear a Hello Kitty armband.

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A hummingbird weighs less than a penny.

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In Japan, people sentenced to death are not told the exact date of their execution.

Some of them may wait for years for their fate. It is believed that such psychological pressure only adds severity to the dreadful sentence.

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In ancient Egypt, men would take time off of work to care for menstruating wives and daughters.

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On average, 100 people die each year from choking on a ballpoint pen.

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People with blue eyes indicate a lack of melanin. Eye color is directly related to the amount of melanin in the front layers of the iris. People with brown eyes have a large amount of melanin in the iris. It's believed blue eyes are can be traced to one human being. Darker eyes help reflect sun.

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​​The act of laughing is a potent stress reliever

It can stimulate circulation, aid digestion, and even provide a good workout for the muscles.

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Eating pears before drinking reduces the severity of a hangover.

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If humans had a vision as good as an eagle's we would be able to see an ant on the ground from the roof of a 10-story building.

We would also have brilliant color vision, UV vision, and nearly a 360 degree range of view.

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Bananas are actually berries.

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There's a species of fish called "Slippery Dick".

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Octopus have 3 hearts, nine brains and blue blood.

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It took 75 years for the telephone to reach 50 million users. It took the radio 38 years, television 13 years, and the app "Angry Birds" only 35 days.

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The energy released by a hurricane is equivalent to the energy released by 10,000 nuclear bombs.

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The Hercules beetle weighs only one hundred grams, but it can lift up to eight kilograms, which makes it the strongest creature on Earth.

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Stephen King received 60 rejections before his first short story was published.

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Female kangaroos are almost always pregnant. They can, however, pause their pregnancies in times of drought or famine. This is called diapause.

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Jim Caviezel, the actor who played Jesus Christ in “The Passion of the Christ”, was struck by lightning during the film shoot on the set.

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