Oldest carving in East Asia found. But its maker is a mystery.


https://www.nationalgeographic.com/science/2019/07/oldest-carving-east-asia-maker-mystery/?cmpid=org=ngp::mc=crm-email::src=ngp::cmp=editorial::add=SpecialEdition_Escape_20201216&rid=5DAE86AE0897F2B2819B70CBE95CD107