There is a wealth of data available on the World Wide Web about our planet,
our solar system, and the universe. The following links allow the users
to access some of the data sites available to the public.
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
A new study shows that water might have been present very early in the formation of Earth. Before this new information, scientists thought water came to Earth from comets. Scientists have learned this...Read more