In 1962, Oklahoma researchers gave 14-year-old elephant Tusko 297 mg of LSD, the largest single dose ever administered; he collapsed within five minutes and died 100 minutes later
An elephant in musthPhoto: Canva In the annals of controversial scientific experiments, few stories are as disturbing as that of Tusko, a 14-year-old Indian elephant at the Oklahoma City Zoo. On August 3, 1962, Tusko became the subject of an experiment that would go down in history as one of the most infamous animal studies…
