A team of scientists at the University of California at Berkeley has found the two largest black holes known to exist. Each hole is 10 billion times larger than our sun. A team of eight led by Chung-Pei Ma, a professor of astronomy at Berkeley, discovered the holes in two of the largest galaxies, 300 million light years away. The findings were published in an article in the journal Nature. The previous black hole record-holder is 6 billion times the size of our sun. It was discovered 33 years ag