Quotes
"We already know that powerful quasars are very efficient at making light. Now we know that black holes in elliptical galaxies are efficient as well."
"In an environmental sense, the black holes are actually preventing galactic sprawl from taking over the neighborhood."
Read more about this topic: Kim Weaver
Famous quotes containing the word quotes:
“A great man quotes bravely, and will not draw on his invention when his memory serves him with a word as good. What he quotes, he fills with his own voice and humour, and the whole cyclopedia of his table-talk is presently believed to be his own.”
—Ralph Waldo Emerson (1803–1882)
“Man is timid and apologetic; he is no longer upright; he dares not say “I think,” “I am,” but quotes some saint or sage.”
—Ralph Waldo Emerson (1803–1882)
“I quote another man’s saying; unluckily, that other withdraws himself in the same way, and quotes me.”
—Ralph Waldo Emerson (1803–1882)