Heat shimmers and mirages, the mysterious atmospheric phenomena created by differences in air temperature

For the uninitiated, a mirage is a mysterious trick of the air. Gaspard Monge (1746-1818), a mathematician who traveled with Napoleon’s army, was the first to discover the cause of this phenomenon. He realized that the mirage was caused by a layer of hot air bordering the desert. The difference in temperature and density of […]

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