Imagine a glass of water resting on a table. If you zoom in, you will see that the atoms and molecules that makeup water are actually moving. While objects may look orderly and stable, on a microscopic scale, fluids like water contain countless atoms and molecules moving and colliding randomly. Did you know that this random movement of particles is called Brownian motion? Watch this video to learn more Facebook: @scitoons Twitter: @sci_toons Instagram: @sci_toons.