Recent research suggests that untold amount of matter in Milky Way galaxy might not actually originated inside it at all.
Tagged: Big Bang
String theory, predict that there are many, many more dimensions may be 10 or 11. These dimensions are subatomic, smaller than particles inside of an atom.
Pick a star from anyone in the hundreds of billions of stars in our Milky Way galaxy. Suppose on one of its planets their lives and intelligent species who believes that their world is...