更新时间：2025-08-07 14:28:35
wheredowecomefrom?howdidtheuniversebegin?whyistheuniversethewayitis?howwillitend?
allmylife,ihavebeenfascinatedbythebigquestionsthatfaceus,andhavetriedtofindscientificanswerstothem.if,likeme,youhavelookedatthestars,andtriedtomakesenseofwhatyousee,youtoohavestartedtowonderwhatmakestheuniverseexist.thequestionsareclear,anddeceptivelysimple.buttheanswershavealwaysseemedwellbeyondourreach.untilnow.
theideaswhichhadgrownovertwothousandyearsofobservationhavehadtoberadicallyre-
vised.inlessthanahundredyears,wehavefoundanewwaytothinkofourselves.fromsittingatthecenteroftheuniverse,wenowfindourselvesorbitinganaverage-sizedsun,whichisjustoneofmillionsofstarsinourownmilkywaygalaxy.andourgalaxyitselfisjustoneofbillionsofgalaxies,inauniversethatisinfiniteandexpanding.butthisisfarfromtheendofalonghistoryofinquiry.hugequestionsremaintobeanswered,beforewecanhopetohaveacompletepictureoftheuniversewelivein.
iwantyoutosharemyexcitementatthediscoveries,pastandpresent,whichhaverevolutionizedthewaywethink.fromthebigbangtoblackholes,fromdarkmattertoapossiblebigcrunch,ourimageoftheuniversetodayisfullofstrangesoundingideas,andremarkabletruths.thestoryofhowwearrivedatthispictureisthestoryoflearningtounderstandwhatwesee.
将本文的Word文档下载到电脑保存
推荐等级asfoodistothebody,soislearningtothemind.ourbodiesgrowandmusclesdevelopwiththeintakeofadequatenutritiousfood.likewi...
asummaryofthephysicalandchemicalnatureoflifemustbegin,notontheearth,butinthesun;infact,atthesunsverycenter.itisher...
考研英语作文实用句子精选：1.accordingtoarecentsurvey,fourmillionpeopledieeachyearfromdiseaseslinkedtosmoking.依照...
asisvividlydepictedinthepicture,ayoungmanwithasuitcaseunderhisarmisstretcheshishandtogreethimselfreflectedinthemir...
inthethought-provokingpicture,ayoungmanissittingonthechairinanautobusthatisallocatedspeciallyfortheold,theweak,the...
childrenareregardedas“flowerofourmotherland”.inourcountrychildrenaretakenverygoodcareof.speciallawshavebeenissue...
“oh,idon’tthinkicouldguessthat.”saidbignutbrownhare.“thismuch.”saidlittlenutbrownhare,stretchingouthisar...
如果我能再活一次一切都会不一样生病的时候我就卧床休息，不会假装自己一天不工作，地球就会停止转动。我要将雕成玫瑰花状...
沉船中的宝藏在数以万计的海底沉船中，只有极少数，不到百分之一的沉船上有可流通的财富，如黄金和珠宝。多数沉船提供给我...
给母亲的祈祷安·兰德拉亲爱的上帝：如今我已不再年轻，一些朋友的母亲已经去世了。我曾听这些儿女们说过，他们从没有好好...
thebluesplayerslineduponthesidelinebeforethematchtocongratulateonthe9thleaguetitlealexfergusonssidehasclaimedinthe...
itwasacoldnightinwashington,d.c.,andiwasheadingbacktothehotelwhenamanapproachedme.heaskedifiwouldgivehimsomemoneys...
Copyright © 2025 Duoxuexi.Com All Rights Reserved.
多学习 版权所有 粤ICP备20068283号