Gravitational waves that are 'sounds of the universe'
Monday, October 3, 2011 - 10:31
in Astronomy & Space
Einstein wrote about them, and we're still looking for them -- gravitational waves, which are small ripples in the fabric of space-time, that many consider to be the sounds of our universe. Just as sound complements vision in our daily life, gravitational waves will complement our view of the universe taken by standard telescopes.