Shepherds on La Gomera in the Canary Islands use a whistling language to communicate over long distances. Messages can be carried across the island’s canyons as far as two miles.

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What Does the Rosetta Stone Say?

In 1799—about a year into Napoleon Bonaparte’s occupation of Egypt—French engineers doing demolition work in the delta town of El-Rashid (Europeanized as “Rosetta”) made a remarkable find. While tearing down a wall, they unearthed a large black granite stone with parallel inscriptions in two