Mosquito repellents don't repel. They hide you. The spray blocks the mosquito's sensors so they don't know you're there.

In Gulliver's Travels Jonathan Swift described the two moons of Mars, Phobos and Deimos, giving their exact size and speeds of rotation. He did this more than 100 years before either moon was discovered.

DFW Airport in Texas is larger than the island of Manhattan.

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