SCIENCE - EXPLAINED on Instagram: "At first glance, it looks impossible — two massive oceans meeting, yet holding a visible line between them. But this isn’t magic or editing. It’s pure ocean science in action. • The Pacific and Atlantic have different salinity levels, meaning different salt concentrations • Their temperatures vary, changing water density • Each ocean carries its own nutrient composition and sediment load • Powerful currents flow in different directions, resisting instant blendi