Archaeologists Just Discovered the Oldest Known Evidence of Poison Arrows, Which Hunters Used to Slow Down Their Prey 60,000 Years Ago
Five of ten quartz-backed microliths from Umhlatuzana Rock Shelter, near Hillcrest in KwaZulu-Natal, South Africa, yielded residues containing the toxic plant alkaloid buphanidrine; one also contained epibuphanisine.…