Why Arsenic Is Called the 'King of Poisons' Posted By Steven Pomeroy On Date January 13, 2025 (via TEDEd ) Dig into the history of arsenic dating back to ancient civilizations, and find out why this ...

Born in 135 BCE, he ruled as the king of Pontus, a small province on the edge of the Black Sea in what is now northern Turkey. He is also known as the “poison king”—though not just because ...