ScienceDaily: Space & Time News

Gravitational waves from early universe remain elusive Posted: 31 Jan 2015 08:10 AM PST A joint analysis of data from the Planck space mission and the ground-based experiment BICEP2 has found no conclusive evidence of gravitational waves from the birth of our universe, despite earlier reports of a possible detection. The collaboration between the teams has resulted in the most precise knowledge yet of what signals from the ancient gravitational waves should look like, aiding future searches.