Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
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A cesium atom in an atomic clock beats over nine billion times a second.
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One cubic foot of gold weighs more than 1,200 pounds!
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In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
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Scientists are now able to grow 'beating' heart tissue in a lab!
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The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
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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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