The blade, possibly dropped during Coronado's expedition in 1541, was found in a Texas collector's stash. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...
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 ...
An analysis of obsidian artifacts excavated during the 1960s at two prominent archaeological sites in southwestern Iran suggests that the networks Neolithic people formed in the region as they ...
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