New research finds that humans living up to 20,000 years ago may have been making tools out of whale bones. Excavations in 2022 in the Basque cave of Isturitz, France, where several dozen whale bone objects were discovered. Ancient giantsIn the new study, the team analyzed 83 bone tools that were excavated from sites around Spain’s Bay of Biscay and 90 additional bones uncovered from Santa Catalina Cave in Spain. Some of the whale bone points themselves were over 15 inches long. “Most of the objects made of whale bone are projectile points, part of the hunting equipment.