Deep in the core of most galaxies, hidden by spinning clouds of gas and dust, black holes spin like cosmic engines. These ...

Scientists imaged the heart of the OJ 287 galaxy, uncovering a curved plasma jet around what appears to be two merging ...

According to a new Physical Review Letters study, black holes could help solve the dark matter mystery. The shadowy regions ...

Radio astronomy opens a window onto the invisible universe. While our eyes can detect visible light, countless objects in ...