SpaceSuper-bright black holes could reveal if the universe is pixelated Space-time may not be continuous but instead made up of many discrete bits – and we may be able to see their effects near the edges of unusually bright black holes News
SpaceWe finally know exactly how dark deep space is A faint glow from all of the galaxies that have ever existed fills the cosmos, and NASA's New Horizons spacecraft has made the best measurement ever of just how faint it is News