🥜🌰 It has been proven that people who eat at least 5 walnuts once a week live on average 7 years longer.

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The sound of a cracking whip is actually a tiny sonic boom

This happens because the tip of the whip moves faster than the speed of sound, creating a shockwave

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The human body needs iron to help perform a number of important functions. Iron helps carry oxygen to parts of your body in the form of hemoglobin. Not having enough can lead to iron deficiency and symptoms such as weakness and fatigue.

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Our emotions don't affect the way we communicate. In fact, the very opposite is true: the way we communicate has an influence on our mood.

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The Moscow Kremlin is the largest medieval fortress in the world that is still active.

It covers an area of 277,000 square meters, and the length of its walls reaches 2,235 meters.

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There are colors that other species can see but we can't.

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Barcode scanners read the white bars, not the black bars.

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Your brain generates enough electricity to power a lightbulb.

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Children of identical twins are genetically siblings, not cousins.

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🍯 To gather a teaspoon of honey, 12 bees will have to collect it throughout their entire lifetime.

By the way, the lifespan of bees ranges from 4 to 5 months.

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Convincing yourself you slept well tricks your brain into thinking it did.

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The pop you hear when you crack your knuckles is actually a bubble of gas burning.

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If the sun exploded right now, you wouldn't know about it for another eight minutes.

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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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