In the old medina of Fez, behind carved doors and walls that have witnessed more than a millennium of Moroccan history, books have survived dynasties, wars, political upheavals and the arrival of printing. The library associated with al-Qar...
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From the ground, Earth is almost too large to understand. Nations fill maps. Mountain ranges divide regions. Oceans separate continents. Political borders seem concrete because they organize...
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Listen to some of NASA's most famous recordings from the outer Solar System and space does not sound silent at all. Jupiter whistles, crackles and roars. Saturn produces eerie rising tones....
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Suppose engineers invent a computer chip that performs the same calculation using half as much electricity. The obvious conclusion is that electricity consumption should fall. Now suppose th...
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There is a place in the South Pacific where the horizon contains nothing but water and the nearest scraps of land are roughly 2,688 kilometers away. No island marks the spot. There is no lig...
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An old tree can carry the shape of an injury long after the branch that caused it has disappeared. A swollen collar may surround the site of a lost limb. Growth rings can bend around the old...
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The first message sent across the network that would become a crucial ancestor of the modern Internet was not profound, poetic or even complete. It consisted of two lowercase letters: lo.Tha...
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Few keyboard shortcuts have acquired a reputation beyond computing itself. Ctrl-C means copy, Alt-Tab switches windows, but Control-Alt-Delete became something larger: a universal gesture of...
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On September 9, 1947, somebody working with one of the most advanced calculating machines in the United States opened its hardware and found an unusually literal explanation for a malfunctio...
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An email can be perfectly written, legitimately requested and sent from a real company — and still end up in spam. The reason is that modern email delivery is no longer determined only by wh...
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