Following 'girlfriends' and 'boyfriends,' a new trend in friendships has emerged – the Military Science Friend! From legendary weapons that changed the course of war history to the hottest cutting-edge arms of today, Dr. Chae Seung-byeong, a science enthusiast who explains military science and technology with clarity and precision, steps up as your Military Science Friend. He's unleashing his personal collection of rare and extensive materials, gathered over 30 years! Principle experiments using teaching materials are a must! Plus, he's mobilizing all his close connections! Join Dr. Chae as he embarks on a passion-filled exploration alongside the nation's top scientists.