Saturn’s icy moon Enceladus is spewing tiny silica grains, an indication hydrothermal activity is occurring in its ice-covered ocean. Such extreme environments are known to be suitable for life on Earth. (NASA/JPL)

Science Scanner: Milky Way Bigger than Thought, Hydrothermal Activity on Saturn Moon, New Way to Fight Cavities & Gum Disease, Dwarf Galaxy Surprises Scientists

Milky Way May Be Much Bigger than Thought Our galaxy, the Milky Way may be much bigger than previously thought, up to 50 light-years further across, say researchers. Researchers from the United States, China and the United Kingdom came to the conclusion after reviewing data gathered by the Sloan Digital Sky Survey (SDSS), an ongoing […]