Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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Research indicates that plants grow healthier when they are stroked.
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Out of all the senses, smell is most closely linked to memory.
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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.
51
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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Sound at the right vibration can bore holes through a solid object.
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