Tygrys.com - katalog stron : Science : Physics : Relativity : Time Travel

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Znaleziono 16 stron w kategorii Time Travel:

Tytuł strony: Chronos Shrugged: The World of Time Travel
Opis strony: A brief tour of the world of time travel - from the myths and psychology to the science (including relativity). Also includes a bibliography and links.
Adres: http://www.umich.edu/~engtt415/menu.html

Tytuł strony: Everything You Always Wanted to Know About Time Travel
Opis strony: A collection of brief articles by the renowned non-fiction author John Gribbin. Includes "How to build a time machine", articles about wormholes and time travel, and a discourse on the question whether the laws of physics forbid travel into the past.
Adres: http://www.lifesci.sussex.ac.uk/home/John_Gribbin/Time_Travel.html

Tytuł strony: How Time Travel Will Work
Opis strony: Article about time travel from "How Stuff Works"; by Kevin Bonsor. Includes background information about relativity and black holes, and possible time travel scenarios involving wormholes and cosmic strings.
Adres: http://www.howstuffworks.com/time-travel.htm

Tytuł strony: NOVA Online: Time Travel
Opis strony: Companion site to the NOVA program "Time Travel" (1999); includes a description of the connection with Einstein's theories of relativity, an interview with Carl Sagan, a teacher's guide, and a transcript of the show.
Adres: http://www.pbs.org/wgbh/nova/time/

Tytuł strony: The Relativistic Asynchronous Machine
Opis strony: Design of a hypothetic machine for travel into the future by Tilmann Schneider.
Adres: http://www.tilmannschneider.de/dok_en.html

Tytuł strony: Space-Time Physics and the Future of Time Travel
Opis strony: Elementary exposition of Euclidean geometry, Newton vs. Einstein, and the possibility to travel into the future, and see into the past, in relativity. By Alex MacLellan.
Adres: http://themaclellans.com/timetravel.html

Tytuł strony: Taking the Cosmic Shortcut
Opis strony: Article on the site of the Australian Broadcasting Corporation about the physics of time travel, from special relativity and time travel into the future to general relativity, Ron Mallet's time machine, and wormholes. By Elizabeth Warnes.
Adres: http://www.abc.net.au/science/slab/wormholes/default.htm

Tytuł strony: Time Loops
Opis strony: An interview on Edge with the author and physicist Paul Davies about time travel and the ensuing paradoxes, physical time-travel scenarios from Gödel's universe to wormholes, and the interplay between physics and science-fiction. Includes both a transcript and a video version.
Adres: http://www.edge.org/3rd_culture/davies/davies_index.html

Tytuł strony: Time Travel
Opis strony: Brief text by Neil Johnson (Oxford University) about the connection between gravity, black holes, singularities, the multiple worlds of quantum theory, and time travel. From BBC Science and Nature.
Adres: http://www.bbc.co.uk/science/space/exploration/timetravel/index.shtml

Tytuł strony: Time Travel - Fact or Fiction?
Opis strony: Brief overview of physics issues related to time travel, including the question of conversation laws, general relativity, possible paradoxes, and the notion of tachyons. From the Physics FAQ; original by Jon J. Thaler.
Adres: http://math.ucr.edu/home/baez/physics/Relativity/GR/time_travel.html

Tytuł strony: Time Travel and Modern Physics
Opis strony: Article from the Stanford Encyclopedia of Philosophy about the basis of time travel scenarios in modern physics, including a discussion of mechanisms such as wormholes, and the question of paradoxes.
Adres: http://setis.library.usyd.edu.au/stanford/archives/fall2001/entries/time-travel-phys/

Tytuł strony: Time Travel in Flatland?
Opis strony: Superb pages by Patricia Schwarz, explaining special relativity, general relativity, and the basics of relativistic time travel in a hypothetical world with just two dimensions ("flatland").
Adres: http://www.theory.caltech.edu/people/patricia/lctoc.html

Tytuł strony: Why Faster-Than-Light Implies Time Travel
Opis strony: Account of a hypothetical dual with pistols firing faster-than-light bullets showing how, in special relativity, the ability to travel faster than the speed of light implies the ability to travel into the past. By Wayne Throop.
Adres: http://sheol.org/throopw/tachyon-pistols.html

Tytuł strony: How to Build a Time Machine
Opis strony: Article in Scientific American, written by Paul Davies. Covers time travel into the future in special and general relativity and a variety of hypothetical mechanisms for time travel into the past, such as cosmic strings and wormholes, including caveats such as the chronology protection conjecture. Images not available in the free version. <small>(September, 2002)</small>
Adres: http://www.sciam.com/article.cfm?articleID=0004226A-F77D-1D4A-90FB809EC5880000

Tytuł strony: Getting in a Twist over Time
Opis strony: Article on Space Daily about Ron Mallet's attempts to design a time machine using a loop of laser light. By Michael Brooks; also includes a brief history of time travel in relativity, including remarks on wormholes and the chronology protection conjecture. <small>(May 19, 2001)</small>
Adres: http://www.spacedaily.com/news/timetravel-01a.html

Tytuł strony: Quantum Time Travel
Opis strony: Brief description of the work by Yakir Aharonov's group on a "quantum time machine", including parallels with published science-fiction stories. From John G. Cramer's column "The Alternate View", published in Analog Science Fiction and Fact Magazine. <small>(September 30, 1990)</small>
Adres: http://www.npl.washington.edu/AV/altvw45.html

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