We will see the born of the universe

The last year in february,David Reitze went to the washington's press to tell that they had discovered gravitational waves, a very important new for the astronomy.
This gravitational waves, according to David Reitze will allow us to see the born of the universe, the big bang.
It's difficult to explain what are the gravitational waves, David defines it like messengers of the universe, that let us see things like supernovas, or even black holes collisions.
In resume, is a great step for the astronomy and now, we only have to wait more discoveries thanks to this gravitational waves.