The Big Bang Theory says that the CMB would be mostly the same, no matter where you look. Although the Big Bang is often described as an "explosion", that's a misleading image. In an explosion ...

You can see the band of the Milky Way running ... The first strong evidence that the universe had begun with a Big Bang. But the story doesn’t end there. Astronomers realised that to learn ...

If you imagined the galaxies rushing away from ... Others took notice and named his theory "big bang." LeMaitre's ideas opened more questions, many of which forced physics and astronomy together ...