Mummies have captivated mankind since the dawn of time. The source of many myths and legends, these carefully preserved bodies hold priceless knowledge about ancient Egypt and its pharaohs.The discovery of a 2,500-year-old ointment jars - the oldest ever unearthed - promises to shed new light on mummification practices. These ancestral and mysterious ceremonies, which were supposed to offer immortality to the deceased, still raise questions for scientists and Egyptologists today.