“To get a sense of the scale of Earth history, imagine walking back in time, a hundred years per step—every pace equal to more than three human generations. A mile takes you 175,000 years into the past. The twenty miles… — Robert M. Hazen Copy Share Image
“we proposed eighteen great ideas of science that we felt framed virtually all discoveries of the natural world and all advances in technology. We… — Robert M. Hazen Copy Share Image
“Play that cosmic tape backward, and everything converges down to a point about 13.7 billion years ago. That’s the Big Bang. The light from… — Robert M. Hazen Copy Share Image
“the education of professional scientists is often just as narrowly focused as the education of any other group of professionals, and scientists are just… — Robert M. Hazen Copy Share Image
“We live in a world that operates according to a few general laws of nature. Everything you do from the moment you get up… — Robert M. Hazen Copy Share Image
“The same kind of situation complicates many public debates, like that over global warming. Many scientists predict that altered atmospheric conditions will raise the… — Robert M. Hazen Copy Share Image
“Most funding for American scientific research comes from the federal government (your tax dollars at work).” — Robert M. Hazen Copy Share Image
“Intense study of a particular field of science does not necessarily make one scientifically literate. Indeed, it has been our experience that working scientists… — Robert M. Hazen Copy Share Image
“To get a sense of the scale of Earth history, imagine walking back in time, a hundred years per step—every pace equal to more… — Robert M. Hazen Copy Share Image
“For us, scientific literacy constitutes the knowledge you need to understand public issues. It is a mix of facts, vocabulary, concepts, history, and philosophy.… — Robert M. Hazen Copy Share Image
“Astronomers using powerful telescopes have found that about two of every three stars we see in the night sky are actually binaries—systems in which… — Robert M. Hazen Copy Share Image
“To function as a citizen, you need to know a little bit about a lot of different sciences—a little biology, a little geology, a… — Robert M. Hazen Copy Share Image
“Oceans today represent only about 0.02 percent of Earth’s total mass, while the atmosphere is no more than one part per million of its… — Robert M. Hazen Copy Share Image
