Scientists are now able to grow 'beating' heart tissue in a lab!
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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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A cubic yard of air weighs about 2 pounds at sea level.
31
Sound travels about 4 times faster in water than in air.
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Each day, up to 150 species of life become extinct.
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The left ear is more responsive to words of love and emotion whispered into it than the right.
40
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
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