

@Rainmaker1973
Engineer. Selecting and curating pictures and videos trying to awaken your sense of wonder since 2014. Science, tech, art, weather, space, the unusual around us

Any object falling into a fluid or a fluid-like substance, be it a drop in the water, a ball in the sand or a meteorite on a planet tends to create a central uplift as a reaction of the dislocated fluid This maybe too showy clip illustrates how to cut one [ 网页链接 ↗ ]