Sai Viswateja on Instagram: "Brainless Slime Mold Solves Mazes & Builds Tokyo Rails Ever wondered if a single-celled organism could redesign Tokyo's legendary rail network? Meet Physarum polycephalum, the brainless slime mold that's smarter than it looks! This gelatinous wonder isn't a plant or fungus—it's a giant living cell with no nervous system, yet it navigates mazes, tests every path for food, and optimizes shortcuts like a pro. In a groundbreaking 2010 experiment, scientists placed oat fl