Latest Black Hole Research

Illustration of cosmic winds emanating from a quasar’s black hole accretion disk.Credit: NASA/CXC/M. Weiss, Catherine Grier and the SDSS collaboration. Albert Einstein published his general theory of relativity in 1915, which described gravity as the effect of mass...

History of Black Holes

First Direct Image of a Black Hole Black holes are regions of spacetime where gravity is so intense that nothing can escape, not even light. The boundary where the curvature of spacetime inevitably leads into the black hole is known as the event horizon. Our knowledge...