This handout photograph released by Griffith University's Maixme Aubert on January 21, 2026, shows a view of prehistoric cave paintings in the Sulawesi island of Indonesia. In the caves of Sulawesi, Indonesia, researchers have discovered slender stenciled hands with deliberately elongated, claw-like fingernailsthe oldest example of rock art in the world, dating back 67,800 years. (Photo by Maxime AUBERT / GRIFFITH UNIVERSITY / AFP via Getty Images) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO / Griffith University / Maxime AUBERT" - HANDOUT - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS