Mico headphones read your brainwaves and select music based on your state of mind.
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An airplane mechanic invented Slinky while he was playing with engine parts and realized the possible secondary use for the springs.
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More steel in the United States is used to make bottle caps than to manufacture automobile bodies.
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The ball on top of a flagpole is called a 'truck'.
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Technically speaking, crystal glass is actually a Liquid that flows very slowly.
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The United States produces enough plastic film annually to cover the entire state of Texas.
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Scientists in China have built a prototype high-speed maglev train that is theoretically capable of reaching speeds of up to 1,800 mph (2,900 km/h).
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