This is a book about universes, a story that revolves around a single unusual and unappreciated fact: that Einstein's famous theory of relativity describes universes -- entire universes. Not many solutions of Einstein's tantalizing universe equations have ever been found, but those that have are all very remarkable. Some of them describe universes that expand in size, while oth...(展开全部)

This is a book about universes. It tells a story that revolves around a single extraordinary fact: that Albert Einstein's famous theory of relativity describes a series of entire universes. Not many solutions to Einstein's tantalising universe equations have ever been found, but those that have are all remarkable. Some describe universes that expand in size, while others contra...(展开全部)

Einstein's theory of general relativity opens the door to other universes, and weird universes at that: universes that allow time travel, universes where you can see the back of your head, universes that spin and bounce or multiply without limit. The Book of Universes gives us a stunning tour of these potential universes, introducing us along the way to the brilliant physicists...(展开全部)

The Book of Questions may be the only publication that challenges and changes the way readers view the world, without offering a single opinion of its own. Posing 265 questions, "The Book of Questions" is bound to provoke hours and hours of thought.

An insider's view of court life and culture during the Renaissance, here is the handiwork of a 16th-century diplomat who was called upon to resolve the differences in a war of etiquette among the Italian nobility. The ultimate resource on aristocratic manners, it remains the most definitive account of life among the Renaissance nobility.

Stewart Levine demonstrates the superiority of ''agreements for results'' versus ''agreements for protection'' and outlines ten principles for creating agreements that explicitly articulate desired outcomes and provide a roadmap to achieving them.

Fernando Pessoa was many writers in one. The Portuguese author attributed his work to literary alter egos that he called "heteronyms," each of which had a fully developed identity. When Pessoa died, he left behind a trunk filled with disorderly scraps of unpublished poems and unfinished works, among which was The Book of Disquiet . Published for the first time some fifty years...(展开全部)

本书为公版书，为不受著作权法限制的作家、艺术家及其它人士发布的作品，供广大读者阅读交流。汇聚授权电子版权。