Not until the late 19th century did humans learn of the extraordinary art produced by their Ice Age ... and at others painted directly onto the cave wall. They were made at a time when Western ...

Turning serving trays decorated by anonymous, long-lost artisans into blue chip art, Cave underlines the arbitrary way we assign value to artifacts; including his own face reminds us that those ...

by stubbing it against the cave's wall. This left a residue that the researchers were able to date with radiocarbon to 133–433 AD. This was also in accord with the age of pottery fragments ...