ERR News reports that a new experimental archaeology study may have finally solved a decades-old mystery surrounding a set of bone tools found at the oldest known settlement in Estonia. The Mesolithic site of Pulli was first investigated by archaeologists in the 1960s and 1970s, when teams uncovered a large number of stone, antler, and bone tools that were around 10,000 years old. Nineteen of them were made from elk bone and had distinctive beveled points. Initially, these were thought to be chisels, but recent reanalysis as part of the project Life and Death Written in Bones suggested they were...