Did you know that Colonial Americans used large sheets of mica as glass for windows?
Did you know that Thor was the Norse god of thunder, and that he produced thunder with his hammer, Mjolnir?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
xRefraction : Refraction is the deflection, or bending, of the ray path of a seismic wave caused by its passage from one material to another having different elastic properties; or the bending of a tsunami wave front owing to variations in the water depth along a
Without meaning to, airplanes can cause certain types of clouds to produce snow or rain. When the aircraft climb or descend through mid-level clouds, if the atmospheric conditions are right then the planes...Read more