hawking, stephen a brief history of time外语英文电子书

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1、Chapter1-OurPictureoftheUniverseChapter2-SpaceandTimeChapter3-TheExpandingUniverseChapter4-TheUncertaintyPrincipleChapter5-ElementaryParticlesandtheForcesofNatureChapter6-BlackHolesChapter7-BlackHolesAin'tSoBlackChapter8-TheOriginandFateoftheUniverseChapter9-TheArrowofTimeChapter10-WormholesandTime

2、TravelChapter11-TheUnificationofPhysicsChapter12-ConclusionGlossaryAcknowledgmentsAboutTheAuthorFOREWARDIdidn’twriteaforewordtotheoriginaleditionofABriefHistoryofTime.ThatwasdonebyCarlSagan.Instead,Iwroteashortpiecetitled“Acknowledgments”inwhichIwasadvisedtothankeveryone.Someofthefoundationsthathad

3、givenmesupportweren’ttoopleasedtohavebeenmentioned,however,becauseitledtoagreatincreaseinapplications.Idon’tthinkanyone,mypublishers,myagent,ormyself,expectedthebooktodoanythinglikeaswellasitdid.ItwasintheLondonSundayTimesbest-sellerlistfor237weeks,longerthananyotherbook(apparently,theBibleandShake

4、spearearen’tcounted).Ithasbeentranslatedintosomethinglikefortylanguagesandhassoldaboutonecopyforevery750men,women,andchildrenintheworld.AsNathanMyhrvoldofMicrosoft(aformerpost-docofmine)remarked:IhavesoldmorebooksonphysicsthanMadonnahasonsex.ThesuccessofABriefHistoryindicatesthatthereiswidespreadin

5、terestinthebigquestionslike:Wheredidwecomefrom?Andwhyistheuniversethewayitis?Ihavetakentheopportunitytoupdatethebookandincludenewtheoreticalandobservationalresultsobtainedsincethebookwasfirstpublished(onAprilFools’Day,1988).Ihaveincludedanewchapteronwormholesandtimetravel.Einstein’sGeneralTheoryofR

6、elativityseemstoofferthepossibilitythatwecouldcreateandmaintainwormholes,littletubesthatconnectdifferentregionsofspace-time.Ifso,wemightbeabletousethemforrapidtravelaroundthegalaxyortravelbackintime.Ofcourse,wehavenotseenanyonefromthefuture(orhavewe?)butIdiscussapossibleexplanationforthis.Ialsodesc

7、ribetheprogressthathasbeenmaderecentlyinfinding“dualities”orcorrespondencesbetweenapparentlydifferenttheoriesofphysics.Thesecorrespondencesareastrongindicationthatthereisacompleteunifiedtheoryofphysics,butt