The full moon causes a tidal wave to roll up the Amazon river once in day and once in night for a period of only three weeks in a year. This results in continuous 4m high wave that can be surfed for up to 13km.
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Your spit has a painkiller 6 times stronger than morphine. It contains a substance called opiorphin that is stronger than morphine.
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There's a love mattress that is specifically designed for couples who sleep on each other's arms.
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In 2012, redditor laporkenstein forged his own wedding ring out of a Gibeon meteorite.
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There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
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Mico headphones read your brainwaves and select music based on your state of mind.
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