Have you ever seen a water droplet on a leaf? Have you seen little water skippers or other critters walk on water in a puddle or a pool? Have you ever wondered why water can seem to take on a spherical shape, or why some things can float or walk on water, without falling in? Water has some fascinating properties, both in its way to expand when frozen and in the ability of water molecules to cling tightly together in a bond of surface tension! Water molecules have a tendency to bond closely together, repelling away from other molecules (such as molecules found in theRead More →