Inside History on Instagram: "Ever wonder how something as small as a bullet can deliver such massive force the instant it’s fired? In this video, we break down the physics, engineering, and high-speed reactions that turn a tiny metal projectile into an incredibly powerful burst of energy. From the ignition of gunpowder to the rapid acceleration inside the barrel, you’ll see exactly what happens in the fraction of a second before a bullet reaches its target. Using slowed-down visuals and simple

China’s Bullet Train Crash: Train Wreckage Buried As Bodies Fall Out [VIDEOS & PHOTOS]