In a historic first, astronomers have detected low-frequency gravitational waves using a galaxy-sized antenna of millisecond pulsars in the Milky Way. Astronomers have heard the faint hum of ...

Researchers just announced the discovery of the gravitational wave background. After a 15-year ... been extremely tuned in to physics and astronomy Twitter. So let’s back up.

Related: Astronomy: The oldest scientific discipline Today, astronomers know that the majority of radiation, or light, present in the universe is invisible to human eyes. By looking at the ...

A new study challenges the traditional interpretation of the cosmic microwave background, this fossil light from the Big Bang. Researchers from the universities of Bonn, Prague, and Nanjing ...