By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

More massive stars than the Sun have a very different life cycle and follow the right hand path in the diagram above ... rightarrow{neutron~star,~or~a~black~hole~(depending~on~size)}\) ...

This data will improve simulations of black hole accretion processes, aiding the study of AGN activity across the universe. Diagram of the polarization behavior of obscured black holes. (Saade, et ...