WASHINGTON (AP) — New tests show that crude Spanish cave paintings of a red sphere and handprints are the oldest in the world, so ancient they may not have been by modern man.

Some scientists say they might have even been made by the much-maligned Neanderthals, but others disagree.

Recommended Stories

Wanted: ‘Adventurous woman’ to give birth to Neanderthal man – Harvard professor seeks mother for cloned cave baby

Researchers say ‘dragon man’ skull found in China could be new human species

New shark species discovered at national park in Kentucky