Did you know that "megalith" means "big rock", which is certainly a good description of Stonehenge?
Earth and Space Science Concept of the Day
Do you know what this word or phrase means?
Refraction
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
Daniel Wolf Savin, a scientist at Columbia University, has published a paper on the research he and his colleagues have done on how stars began. In their research, the scientists built an apparatus to...Read more