The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
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The native Americans planted three sisters (corn, beans, and squash) together so that they would benefit each other. The corn provides a structure for the beans to climb. The beans provide the nitrogen to the soil, and the squash spreads along the ground preventing weeds.
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The oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
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In 1976 an LA secretary named Jannene Swift officially married a 50 pound rock in a ceremony witnessed by more than 20 people.
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Vikings used the skulls of their enemies as drinking vessels.
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When Charles Darwin first discovered the Galapagos Tortoises, he tried to ride them!
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