Cave art created by the San, the indigenous hunter-gatherers of South Africa’s Karoo region, may have been inspired by ...
Between 1821 and 1835, the San people of South Africa painted an exhilarating battle scene on a sandstone cliff called the ...
NPR's Juana Summers talks with Regina Barber and Emily Kwong of Short Wave about "scuba-diving" lizards, a trick to turn a mouse's skin transparent and whether finger counting helps kids' math skills.