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1.   High heels were initially meant for men.

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2.   Hummingbird sex only lasts from 3 to 5 seconds.

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3.   Vantablack is one of the darkest substances known, and it can absorb 99.96% of visible light.

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4.   The Largest cockroach in length and wingspan is the South and Central American Megaloblatta longipennis, which can grow to 3.8 inches in length and have an 8 inches wingspan.

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5.   Palm trees don't have rings.

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6.   The first item sold on eBay was a broken laser pointer.

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7.   The Pacific Wheel in Santa Monica, California, is the first solar-powered Ferris wheel on the planet.

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8.   The Romans used turpentine to treat depression.

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9.   A rare Chinese bowl was bought for $3 from a yard sale in New York, and later they learned it was a 1,000-year-old bowl. It later sold for $2.2 million at an auction.

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10.   According to the Journal of Medical Entomology, bed bugs love black and red but hate yellow and green.

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11.   A single serving of oysters contains more zinc than the daily recommended intake.

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12.   Dragon fruit is often compared to kiwi in terms of texture and flavor, but it's unique taste sets it apart from any other fruit.

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13.   43% of Americans are too scared to find out what's in their hot dogs.

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14.   The Black Prince's Ruby, which is set in the British Imperial State Crown, is actually a red spinel, not a ruby.

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15.   Charlie Chaplin once entered a Charlie Chaplin look-alike contest and lost.

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