@explaining._science on Instagram: "A shockwave is a powerful, fast-moving disturbance that travels through a medium (air, water, or even solid materials) when something moves faster than the speed at which sound normally travels in that medium. Here’s the key idea: Normally, sound waves spread out smoothly in all directions. But if an object (like a jet, explosion, or even a bullet) moves faster than sound, the pressure waves “stack up” and combine into a single, very sharp and intense wavefron