"Targeted searches will be up to seven times more likely to find gravitational waves from a supermassive black hole binary in a quasar than in a random massive galaxy." When you purchase through links ...

While pursuing her PhD at Cambridge University, Jocelyn Bell's advisor was Antony Hewish, a radio astronomer. Hewish and his graduate students in 1967 completed a radio telescope specially designed to ...

Quasars, the brightest objects in the cosmos, could act as cosmic signposts, directing astronomers to elusive pairs of supermassive black holes. New research suggests that quasars — the luminous ...