Pulsars are like stellar lighthouses, rapidly spinning and releasing beams of radio waves that seem to “pulse” when viewed through Earth ... the universe.” The gravitational wave background ...

The fabric of the universe is constantly ... this gravitational wave background using radio telescopes. By measuring the light signals from pulsars as they arrive at Earth and checking for tiny ...

The probe measures temperature ripples in the “cosmic microwave background ... to the Earth, so the same galaxy would appear in two different parts of the sky. Effectively, the Universe ...

The Cosmic Microwave Background radiation, or CMB for short, is a faint glow of light that fills the universe, falling on Earth from every direction with nearly uniform intensity. It is the ...