Scientists have found the oldest known drawing in history -- and it looks #familiar. The 73,000-year-old red cross-hatch pattern looks just like a hashtag, also recognizable as the US pound sign, the ...

Archaeologists who excavated a seaside cave in South Africa have discovered what they say is the world's oldest drawing. It is an abstract pattern, a crosshatch of red lines, like a hashtag, on a rock ...

Leslie Katz led a team that explored the intersection of tech and culture, plus all manner of awe-inspiring science, from space to AI and archaeology. When she's not smithing words, she's probably ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Original image has been ...

A small rock flake no larger than a house key is covered with a colossal surprise: the first known drawing ever made by a human. Some human or humans (Homo sapiens) used a red-ochre crayon to draw a ...