Ancient Tools Show Indigo Dye Use 34,000 Years Ago
Archaeologists have uncovered traces of indigo dye on stone tools dating back 34,000 years from Dzudzuana Cave in Georgia. This discovery, led by experts from Ca Foscari University of Venice, reveals early humans processed plants for more than just food, pointing to advanced skills in the Upper Paleolithic era. Discovery in Dzudzuana Cave Researchers examined five unknapped stone pebbles from the cave site in the Caucasus foothills. These tools showed…