SpaceRipples from dawn of creation vanish in a puff of dust We thought the BICEP2 telescope had seen gravitational waves from the universe's creation, but the Planck spacecraft suggests cosmic dust was the source News
SpaceGravity ripples: The race to catch the next wave The collisions of stars create ripples through the very fabric of the universe. Detect them and we could rewrite what we know about gravity, says Stuart ClarkFeatures