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A greenish obsidian blade, believed to have been found on the Texas Panhandle, may be from the 16th-century expedition led by the Spanish explorer Francisco Vázquez de Coronado, a new study suggests.

In keeping up with the latest technologies, many luxury yacht brokers across the globe now provide solutions for their clients to pay for yacht purchases or charters using cryptocurrency, despite the ...

An obsidian blade found at least 80 years ago turned out to be a nearly 500-year-old artifact left by explorers in the Texas Panhandle, a new study said. Photo from Southern Methodist University ...

The Aztecs were big fans of obsidian, and often used the razor-sharp volcanic glass to slice through the chests of human sacrifices in order to extract the still-beating heart. Such was their love of ...