https:\/\/arstechnica.com\/science\/2023\/10\/mysterious-rock-depicted-in-15th-century-painting-is-most-likely-a-stone-age-tool\/<\/a><\/br><\/br><\/p>\n","protected":false},"excerpt":{"rendered":"Source:https:\/\/arstechnica.com\/science\/2023\/10\/mysterious-rock-depicted-in-15th-century-painting-is-most-likely-a-stone-age-tool\/ Mysterious rock depicted in 15th century painting is most likely a Stone Age tool 2023-10-19 21:47:28<\/p>\n","protected":false},"author":1,"featured_media":37891,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"nf_dc_page":"","om_disable_all_campaigns":false,"pagelayer_contact_templates":[],"_pagelayer_content":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[103,32,26,33,105,36],"tags":[],"class_list":["post-37890","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-food","category-health","category-science","category-space","category-space-craft","category-spacex"],"yoast_head":"\n
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Melun Diptych<\/em> (circa 1455) by medieval French painter and miniaturist Jean Fouquet. The strangely shaped rock in the lower right hand corner is most likely a Stone Age hand ax, a recent analysis concluded.”>![Enlarge<\/a> \/<\/span> Detail from left panel of the the Melun Diptych<\/em> (circa 1455) by medieval French painter and miniaturist Jean Fouquet. The strangely shaped rock in the lower right hand corner is most likely a Stone Age hand ax, a recent analysis concluded.<\/div>\nPublic domain<\/p>\n<\/figcaption><\/figure>\n](\"https:\/\/cdn.arstechnica.net\/wp-content\/uploads\/2023\/10\/diptych1.jpg\"){kind=link}