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It’s 35°C in the shade, in the middle of Europe’s June heatwave, and Alexander Janas has just emerged from the Hohle Fels cave in southwestern Germany, where the mercury reads 9 or 10°C. “It’s wonderful to be inside,” says Janas, an archaeologist at the Senckenberg Center for Human Evolution and the Paleoenvironment in Tübingen, Germany.
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Receive the daily Popular Science newsletter💡 Breakthroughs, discoveries and DIY tips delivered six days a week. By registering, you confirm that you are over 16 years of age, will receive newsletters and promotional content, agree to our Terms of Use, and acknowledge the data practices in our Privacy Policy. You can unsubscribe at any time.
Receive the daily Popular Science newsletter💡 Breakthroughs, discoveries and DIY tips delivered six days a week. By registering, you confirm that you are over 16 years of age, will receive newsletters and promotional content, agree to our Terms of Use, and acknowledge the data practices in our Privacy Policy. You can unsubscribe at any time.