The dark little blob would be easy to overlook at an archaeological site. Hannes Schroeder, a paleogeneticist at the University of Copenhagen, says a student brought it to him from a Stone Age site in Denmark and had a question:…
Emily Siegel has always had an entrepreneurial streak when it came to sweet things. In elementary school, she sold candy at a local theater. In middle school, she was the top Girl Scout in cookie sales. In high school, she…
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