It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
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In 2011, a couple bought a box of textbooks for $10. Inside, they found a 25-cent bill signed by the president of the Republic of Texas, Sam Houston, and subsequently sold it for $63,250.
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Sony researchers have developed a refrigerator that only opens when you smile.
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There are approximately three million shipwrecks on the ocean floor, worth billions in value and treasure.
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The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
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The Prince Charle Cinema in London has volunteer "ninjas" that hush obnoxious moviegoers.
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MIT has developed a camera that captures the speed of light at a trillion frames per second.
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