| What if all the dark matter during the first few minutes after the big bang had been dark ordinary matter? |
| In the initial stages of the big bang the universe existed in a highly compressed state. |
| These bursts may be the universe's biggest explosions since the original big bang. |
| Indeed, all of the matter in the universe was created in the first few moments after the big bang. |
| Globally the symmetry is broken in any universe that is finite, or began with a big bang. |
| Gamma Ray Bursts are the most violent explosions the universe has seen since the big bang, astronomers say. |
