The origins of vivid colors within the gemstone ammolite—a rare type of brightly colored fossilized ammonite shell—are ...
The most exciting is a roughly 4.5-centimeter-long, 1.2-centimeter-thick (1.8 and 0.5-inch) fragment of yellow ocher that was “fully-shaped into a crayon-like tool with a pointed morphology”, with ...
The U.S. Food and Drug Administration has approved Lynkuet, a new medication that does not contain hormones to treat hot ...
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