Magnifying quasars

Can gravitational lenses make distant quasars appear significantly brighter and easier to detect?

30 June 2013

Interview with

Andy Lawrence, University of Edinburgh

Part of the show The National Astronomy Meeting 2013

Black_hole_quasar_NASA.jpg

A growing black hole, called a quasar, can be seen at the center of a faraway galaxy in this artist's concept.

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