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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Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
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Aluminum used to be more valuable than gold!
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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Iron weighs more after it rusts.
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At room temperature, the average air molecule travels at the speed of a rifle bullet.
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Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
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