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Measuring Eternity: The Search for the Beginning of Time Paperback – November 12, 2002
"The Grid" by Gretchen Bakke Ph.D.
Charting the history of our electrical grid, Bakke helps us see what we all take for granted, shows it as central to our culture and identity as a people, and reveals it to be the linchpin in our aspirations for a clean energy future. Learn more
From Publishers Weekly
Copyright 2001 Cahners Business Information, Inc.--This text refers to an out of print or unavailable edition of this title.
From Library Journal
Copyright 2001 Reed Business Information, Inc. --This text refers to an out of print or unavailable edition of this title.
Top Customer Reviews
At first glance his thinking appears terribly flawed, however the reality of dating the creation of our universe from the, "Big Bang", was only agreed upon after the Hubble Telescope was in orbit for several years, and even the present date comes with a margin of error of plus or minus 10 percent. In practice this amounts to just under 1.4 billion years. It also took until the end of the 20th Century to prove the Universe is expanding, and to agree on the rate of expansion, sort of. For even those who adhere to the present numbers know that few theories never change, and the rate at which the Universe is expanding is still being refined.
The centuries that encompassed the search for the origin in time of the space that our planet calls home, was pursued without pause and by familiar and brilliant minds.Read more ›
Gorst has written an absolutely magical book here - worth reading whether even if only looking to kill a few hours - because it is so well written, so easy to read and so interesting! Its been a long time since I read such a great work of non-fiction and would recommend this book to anyone with the slightest hint of curiosity or interest in history!
By the beginning of the twentieth century, experiments with radioactive dating estimated the earth's age at a few billion years, but at that point the astronomers began to take over and the last quarter of the book examines their exploits in determining the age of the universe. As the telescopes got bigger and more sensitive, a race developed to accurately determine how far away other galaxies are and how fast they are travelling; by extrapolating from this data back to the Big Bang, the age of the known universe could be determined (13.Read more ›