Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
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An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
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Leonardo Da Vinci made a robotic lion in 1515 that would walk, sway, open its mouth and move its tail - it even had a compartment that opened to present flowers.
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More than a dozen men have stood on the surface of the moon, but only three have been to Challenger Deep in the Marianas Trench, the deepest known spot in the ocean.
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In 2007, a customer kindly gave a $10,000 tip to a Pizza Hut waitress after hearing she had financial troubles which had forced her to drop out of college.
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One jar of Nutella is sold every 2.5 seconds throughout the world.
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It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
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