Discover the chilling biology behind Poison Hemlock (Conium maculatum) and why victims can appear to smile in their final moments. In this Reel , we unpack the plant’s toxic alkaloids, how they disrupt the nervous system, and the facial muscle changes that create that eerie “smiling death” expression. Learn to identify hemlock in the wild, recognize early symptoms, and understand historical cases—without any instructions on harm. Perfect for nature lovers, foragers, and true-crime fans curious a