Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
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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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For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
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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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A cesium atom in an atomic clock beats over nine billion times a second.
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Scientists in Germany have developed a candy that doesn't cause cavities.
11
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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