Time Travel: A Writer's Guide to the Real Science of Plausible Time Travel (Science Fiction Writing Series)

Cover......Page TTFSFW_F_0001.djvu
Time Travel......Page 0002_0001.djvu
Copyright......Page 0003_0001.djvu
About the author......Page 0005_0001.djvu
Contents......Page 0007_0001.djvu
The science of time travel......Page 0010_0001.djvu
The \"laws\" of time travel......Page 0012_0001.djvu
The difference between science fiction and fantasy......Page 0013_0001.djvu
Outline of the book......Page 0014_0001.djvu
A brief history of time travel as it was written in the \"Golden Age\" of science fiction......Page 0018_0001.djvu
The pulps and time travel......Page 0025_0001.djvu
The special fascination of time-travel stories......Page 0031_0001.djvu
Summary......Page 0036_0001.djvu
An explanation of Einstein\'s special theory of relativity and why it indicates that time travel may be possible......Page 0038_0001.djvu
Einstein\'s discovery of the relativity of time......Page 0040_0001.djvu
The paradox of the twins......Page 0050_0001.djvu
Summary......Page 0057_0001.djvu
A look at the scientific groundwork upon which time travel theory is constructed......Page 0058_0001.djvu
World-lines, light cones, and closed timelike curves......Page 0061_0001.djvu
Causality......Page 0065_0001.djvu
Antimatter and time travel......Page 0070_0001.djvu
Why Wells\'s time machine couldn\'t work......Page 0072_0001.djvu
Summary......Page 0074_0001.djvu
The concept of dimension and why we live in a world of at least three spatial dimensions......Page 0076_0001.djvu
Folded space-time and wormholes......Page 0078_0001.djvu
Space as the fourth dimension......Page 0080_0001.djvu
Summary......Page 0081_0001.djvu
A look at how time \"moves\" and how it can be considered as a spatial dimension......Page 0082_0001.djvu
Circular, linear, and helical time......Page 0086_0001.djvu
The direction of time......Page 0087_0001.djvu
Entropy as an arrow of time......Page 0089_0001.djvu
Summary......Page 0094_0001.djvu
Philosophy and science are uneasy neighbors in the block universe......Page 0096_0001.djvu
Conservation of mass-energy in time travel......Page 0102_0001.djvu
Free will and fatalism......Page 0104_0001.djvu
Summary......Page 0107_0001.djvu
How Godel found what Einstein had overlooked and put forth his own view of time travel......Page 0108_0001.djvu
Meeting yourself in the past......Page 0111_0001.djvu
Einstein\'s response to Godel......Page 0113_0001.djvu
Summary......Page 0115_0001.djvu
A overview of time travel paradoxes and why most of them are invalid......Page 0116_0001.djvu
The grandfather paradox......Page 0123_0001.djvu
The Time Police......Page 0129_0001.djvu
Principle of self-consistency......Page 0131_0001.djvu
Sexual paradoxes......Page 0133_0001.djvu
Summary......Page 0135_0001.djvu
Theoretical \"paper\" time machines and how they might work......Page 0136_0001.djvu
Rotating cylinders......Page 0140_0001.djvu
Wormholes......Page 0143_0001.djvu
Exotic matter, energy conditions, and gravity time dilation......Page 0146_0001.djvu
Cauchy and chronology horizons......Page 0149_0001.djvu
Cosmic strings......Page 0150_0001.djvu
Summary......Page 0151_0001.djvu
The theory of sending information forward or backward in time......Page 0152_0001.djvu
Tachyons and special relativity......Page 0159_0001.djvu
The reinterpretation principle and antitelephones......Page 0160_0001.djvu
The FTL signed message puzzle......Page 0162_0001.djvu
The space-time geometry of FTL......Page 0163_0001.djvu
Summary......Page 0170_0001.djvu
Contemporary physicists have a few new ways of looking at time travel......Page 0172_0001.djvu
The uncertainty principle......Page 0173_0001.djvu
Splitting realities......Page 0176_0001.djvu
Multiple time tracks and parallel worlds......Page 0179_0001.djvu
Chronology protection......Page 0182_0001.djvu
Summary......Page 0184_0001.djvu
These technical journals are available in academic libraries, or at any college or university with a physics department, and can be scanned for the latest results in time machine physics, and fresh story ideas......Page 0186_0001.djvu
Glossary of Selected Terms and Concepts......Page 0192_0001.djvu
Bibliography......Page 0200_0001.djvu
Index......Page 0207_0001.djvu