In 2009, Brian Acton wanted to apply for a job at Facebook but was turned down. A few months later, he and a friend created WhatsApp, which Facebook bought from them in 2014 for $19 billion.

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All humans are more than 99% genetically identical. Despite the vast diversity in physical appearances and individual traits, the genetic differences between humans are quite minimal. The DNA sequence of humans is remarkably similar, with the majority of genes and genetic variations shared across different populations.

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If you were to lay out the vast network of blood vessels from an average child end to end, they would stretch for over 60,000 miles (96,560.64 km). In an average adult, they would stretch for almost 100,000 miles ( 160,934.4 km).

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The world's oceans are so poorly explored that if you dive deeper than 3500 meters, there is a high probability that you will encounter a new species of animal unknown to science.

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Why do you sleep so well in the rain?
Large predators do not hunt in the rain, and our distant ancestors felt safe at this time. This instinct has been preserved at the genetic level, thus allowing you to enjoy the calm atmosphere of rain.

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Swiss craftsmen have created the smallest working revolver in the world. Its length is 5.5 cm, weight - 19.8 g, caliber - 2.34 mm, bullet weight - 0.128 g.

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The name "Samsung" originates from the Korean language and symbolically translates to "three stars." The founder of the company deliberately selected this name with the intention of embodying the qualities of strength and longevity, reminiscent of the timeless radiance of stars in the vastness of the sky.

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Red Wine Kills Cancer Cells. Resveratrol--a compound extracted from the skins of red grapes--can effectively fight cancer even after the body has metabolized it and converted it into other compounds.

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All pandas in the world are on loan from China.

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Cheap sunglasses are worse than no sunglasses. They do not block ultraviolet rays, but only the visible range. In the sun, the diaphragm of the eye expands and the retina burns out with ultraviolet light. Plastic glasses do not block UV rays.

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Denmark's current flag design was first used in 1219. No other modern country has used its flag for so long.

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A Falcon 🦅 was tracked migrating from South Africa all the way to Finland. In 42 days she flew over 10,000 km in almost straight lines, at speeds of the 230 km/day.

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There's a volcano in Indonesia that spews blue flames. Indonesia's Kawah Ijen and other craters emit rivers of light from burning sulfur. A dazzling, electric-blue fire can often be seen streaming down the mountain at night.

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The parliament of Iceland, established in 930, is the oldest active parliament in the world.

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The Sun accounts for about 99.86% of the total mass of the Solar System. The Sun's mass is approximately 1,988,550,000,000,000,000,000 billion kg. Which is equivalent to about 330,000 Earths.

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The grizzly bear has the best sense of smell on earth.

It is about 2-3 thousand better than that of a person, and 100 times better than that of a dog. Grizzly bears distinguish smells at a distance of more than 30 km.

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The longest beard in the world belonged to Hans Langseth. He died in 1927, his beard was 5.33 meters long.

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In 2017, Adidas launched a line of shoes called "Adidas x Parley" which were made from recycled ocean plastic. Each pair of shoes in this collection was made using approximately 11 plastic bottles. The partnership between Adidas and Parley for the Oceans aimed to raise awareness about marine pollution and promote sustainability by utilizing recycled materials in their products. The success of this initiative led to the sale of over 1 million pairs of shoes made from recycled ocean plastic in 2017.

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