A well-placed arrow can greatly accelerate this process – and a poison-tipped arrow even more so. Researchers have previously identified 24,000-year-old evidence of ricinoleic acid in South ...

Researchers have possibly found a seven-millenium-old arrow poison from bone arrowheads excavated in 1983. The arrowheads were nestled in the femur bone of an antelope estimated to be 7,000 years ...