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:
“I quote another man’s saying; unluckily, that other withdraws himself in the same way, and quotes me.”
—Ralph Waldo Emerson (1803–1882)
“Young people of high school age can actually feel themselves changing. Progress is almost tangible. It’s exciting. It stimulates more progress. Nevertheless, growth is not constant and smooth. Erik Erikson quotes an aphorism to describe the formless forming of it. “I ain’t what I ought to be. I ain’t what I’m going to be, but I’m not what I was.””
—Stella Chess (20th century)
“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)