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How Did These Seashell Fossils Get Here
It's not uncommon to find the fossil imprints of seashells in the rocks lining streambeds ... astronauts have returned to Earth after nine long months stuck in space—but their $150,000 salary ...
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Long-Distance Traders Known As The Pochteca Also Served As The Aztec Empire's Spies, Gathering Intel On Communities In Other Lands
Historical records indicate that long-distance trade in Mesoamerica began ... including jade, amber, seashells, and cacao. They were also frequently escorted by armies and servants.
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Common seashells found on a morning stroll in Sanya offer a beautiful example of handedness – or parity violation
Every morning my wife Betsy Devine and I took a long walk along the seashore ... Specifically, we noticed that a very common kind of conical seashell makes a clear distinction between left ...