Listen to this article Produced by ElevenLabs and NOA, News Over Audio, using AI narration. The naked human is a vulnerable creature. Lacking the fur of our mammalian ancestors and relatives, we have bare skin that offers little defense against the sun’s brutal rays or wind’s biting chill. So instead, we have had to invent a technology to replace our long-lost fur: “portable thermal protection,” as the archaeologist Ian Gilligan calls it or, more simply, clothing. Without clothing, humans would never have reached all seven continents. This technological breakthrough allowed our ancestors to live in Siberia during the height of the Ice Age, and to cross the frigid Bering Sea…