Asked about climate change last week, Trump gave a rambling answer about getting “environmental awards” for “the water, the sand, the mixing of the sand and the water.” We’re not really sure what that ...

150 years of research and development have transformed colloidal silica from a scientific oddity to a mainstay of industrial manufacturing of products ranging from floor wax to jet engines Every child ...

Have you ever wondered how kinetic sand from the store really works? You can make your own right at home using a few simple ingredients that give us a great explanation.

Nothing is more ordinary than gravel. We mix it into concrete, crunch it underfoot and add it to our gardens. Water is pretty ordinary, too. We drink it, swim in it, irrigate our crops with it and, if ...