Researchers say they have found the world’s oldest known line drawing in a seaside cave in South Africa—a red cross-hatched grid sketched on a broken grindstone by early humans 73,000 years ago.
WSJ.com: World News, Wall Street Journal: World
Wed, 09/12/2018 - 10:00am
Researchers say they have found the world’s oldest known line drawing in a seaside cave in South Africa—a red cross-hatched grid sketched on a broken grindstone by early humans 73,000 years ago.