Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
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The storage capacity of human brain exceeds 4 Terrabytes.
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Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
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Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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One cubic foot of gold weighs more than 1,200 pounds!
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The bark of an older redwood tree is fireproof.
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Every day, plants convert sunlight into energy equivalent to six times the entire power consumption of human civilization.
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