Akatswiri ofukula zinthu zakale amavumbula dongosolo lodabwitsa la zaka 42,000!
Kafukufuku watsopano adawonetsa makina apamwamba a Paleolithic proto-writing omwe amakhala ndi zizindikiro zitatu zomwe zimachitika pafupipafupi.
Kafukufuku waposachedwa wapeza kuti maginito a dziko lapansi adasintha zaka 40,000 zapitazo, zomwe zidatsatiridwa ndi kusintha kwa chilengedwe padziko lonse lapansi komanso kutha kwakukulu…