大学英语精读文本1-6册(txt下载) 分节阅读 28

EleanorRoosevelt

埃莉诺.罗斯福

GunnarMyrdal

冈纳尔.迈达尔

Bloomingdale

布卢明代尔百货公司

Connecticut

康涅狄克州

NationalFootballLeague

全国橄榄球联赛

UnitThen

Text

Doanimalsthink?Howcouldtheearthshowsomanysignsofdesignandpurposeandyetberandom?,theauthortakesalookatscienceeducationandarguesthataswellasstellingstudentsthefactsandtheoriesthathavealreadybeenprovedandaccepted,,heargues,tostimulatetheirinterestinthingscientific?

DEBATINGTHEUNKNOWABLE

LewisThomas

Thegreatestofalltheaccomplishmentoftwentieth-,asneverbefore,inpuzzlementaboutnature,theuniverse,,aftertheturbulencecausedbyDarwinandWallacehadsubsidedandthecentralideaofnaturalselectionhadbeengraspedandaccepted,;,theChurchprovidedboththequestionsandtheanswers,,forthefirsttimeinhumanhistory,,aswealwayshave,,,requiringproofsforeveryassertionaboutnature,andthereisnowayoutexcepttomoveaheadandplugaway,

Itistheadmissionofignorancethatleadstoprogress,notsomuchbecausethesolvingofaparticularpuzzleleadsdirectlytoanewpieceofunderstandingbutbecausethepuzzle--ifitinterestsenoughscientists--,aterminventedbyGrasse,whichmeans""Whenthreeorfourtermitesarecollectedtogetherinachambertheywanderaboutaimlessly,butwhenmoretermitesareadded,,insufficientnumbersatclosequarters,thatproducesthework:theypickupeachother'sfecalpelletsandstacktheminneatcolumns,andwhenthecolumnsarepreciselytherightheight,,butassoonasthereareenoughtermitesgatheredtogethertheybecomeflawlessarchitects,sensingtheirdistancesfromeachotheralthoughblind,buildinganimmenselycomplicatedstructurewithitsownair-,whichwedobykeepingateachotherallourlives,generationaftergeneration,

"superorganisms",buttheresimplyaren'tenoughreductionistdetailsinhandtoexplainawaythephenomenonoftermitesandothersocialinsects:someverygoodguessescanbemadeabouttheirchemicalsignalingsystems,buttheplainfactthattheyexhibitsomethinglikeacollectiveintelligenceisamystery,oranywayanunsolvedproblem,,,

Collegestudents,andforthatmatterhighschoolstudents,shouldbeexposedveryearly,perhapsattheoutset,,;theymaybetaughtsomethingabouttheargumentsbetweenDarwiniansandtheiropponentsacenturyago,buttheydonotrealizethatsimilardisputes