The Three Gorges Dam in China is the world's largest hydroelectric power station and can be seen from space.
Fact #11435
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Maglev trains use superconducting magnets to levitate above the track, eliminating friction and enabling 600+ km/h speeds.
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The transistor, invented in 1947, made modern computers possible by replacing bulky vacuum tubes.
Fact #4359 · Technology
The U.S. military tested radar systems in classified research programs.
Fact #1077 · Technology
The first computer mouse was made of wood.
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The sewing machine sped up clothing production.
Fact #1564 · Technology
The Internet of Things (IoT) refers to the network of physical devices embedded with sensors and software to exchange data.
Fact #4380 · Technology
The concept of email predates the internet — early forms existed on mainframe computer networks in the 1960s.
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Approximately 80% of information stored on computers is in English.
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