Ancient Hashtag Is Oldest Drawing Yet Discovered

The hashtag is far more ancient than we think.In a South African cave, inscribed on a flake of rock, nine lines of red ochre inscribe a familiar crosshatched pattern. The find, dated to 73,000 years ago, is the oldest abstract drawing discovered to date, and it was made by ancient Homo sapiens in the area, say researchers writing Wednesday in Nature.Blombos Cave, on the country's southern coast about 190 miles from Cape Town, has already yielded a rich collection of Stone Age arti