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12005Text1Everybodylovesafatpayrise.Yetpleasureatyourowncanvanishifyoulearnthatacolleaguehasbeengivenabiggerone.Indeed,ifhehasareputationforslacking,youmightevenbeoutraged.Suchbehaviourisregardedas“alltoohuman”,withtheunderlyingassumptionthatotheranimalswouldnotbecapableofthisfinelydevelopedsenseofgrievance.ButastudybySarahBrosnanandFransdeWaalofEmoryUniversityinAtlanta,Georgia,whichhasjustbeenpublishedinNature,suggeststhatitalltoomonkey,aswell.Theresearchersstudiedthebehaviouroffemalebrowncapuchinmonkeys.Theylookcute.Theyaregood-natured,co-operativecreatures,andtheysharetheirfoodtardily.Aboveall,liketheirfemalehumancounterparts,theytendtopaymuchcloserattentiontothevalueof“goodsandservices”thanmales.SuchcharacteristicsmakethemperfectcandidatesforDr.Brosnan'sandDr.dewaal's;study.Theresearchersspenttwoyearsteachingtheirmonkeystoexchangetokensforfood.Normally,themonkeyswerehappyenoughtoexchangepiecesofrockforslicesofcucumber.However,whentwomonkeyswereplacedinseparatebutadjoiningchambers,sothateachcouldobservewhattheotherwasgettinginreturnforitsrock,theirbehaviourbecamemarkedlydifferent.Intheworldofcapuchinsgrapesareluxurygoods(andmuchpreferabletocucumbers)Sowhenonemonkeywashandedagrapeinexchangeforhertoken,thesecondwasreluctanttohandhersoverforamerepieceofcucumber.Andifonereceivedagrapewithouthavingtoprovidehertokeninexchangeatall,theothereithertossedherowntokenattheresearcheroroutofthechamber,orrefusedtoacceptthesliceofcucumber.Indeed,themerepresenceofagrapeintheotherchamber(withoutanactualmonkeytoeatit)wasenoughtoinduceresentmentinafemalecapuchin.Theresearchessuggestthatcapuchinmonkeys,likehumans,areguidedbysocialemotions,inthewild,theyareaco-operative,grouplivingspecies,Suchco-operationislikelytobestableonlywheneachanimalfeelsitisnotbeingcheated.Feelingsofrighteousindignation,itseems,arenotthepreserveofpeoplealone,Refusingalesserrewardcompletelymakesthesefeelingsabundantlycleartoothermembersofthegroup.However,whethersuchasenseoffairnessevolvedindependentlyincapuchinsandhumans,orwhetheritstemsfromthecommonancestorthatthespecieshad35millionyearsago,is,asyet,anunansweredquestion.全文翻译：人人都喜欢大幅加薪，但是当你知道一个同事薪水加得比你还要多的时候，那么加薪带给你的喜悦感就消失的无影无踪了。如果他还以懒散出名的话，你甚至会变得怒不可遏。这种行为被看作是“人之长情”，其潜在的假定其他动物不可能具有如此高度发达的不公平意识。但是由佐治亚州亚特兰大埃里莫大学的SarahBrosnan和FransdeWaal进行的一项研究表明，它也是“猴之常情”。这项研究成果刚刚发表在《自然》杂志上。研究者们对雌性棕色卷尾猴的行为进行了研究。它们看起来很可爱，性格温顺，合作，乐于分享食物。最重要的是，就象女人们一样，它们往往比雄性更关注“商品和服务”价值。这些特性使它们成为Brosnan和deWaal理想的研究对象。研究者们花了两年的时间教这些猴子用代币换取食物。正常情况下，猴子很愿意用几块石头换几片黄瓜。但是，当两个猴子被安置在隔开但相邻的两个房间里，能够互相看见对方用石头换回来什么东西时，猴子的行为就会变的明显不同。在卷尾猴的世界里，葡萄是奢侈品（比黄瓜受欢迎得多）。所以当一只猴子用一个代币换回一颗葡萄时，第二只猴子就不愿意用自己的代币换回一片黄瓜。如果一只猴子根本无需用代币就能够得到一颗葡萄的话，那么另外一只就会将代币掷向研究人员或者扔出房间外，或者拒绝接受那片黄瓜。事实上，只要在另一房间里出现了葡萄（不管有没有猴子吃它），都足以引起雌卷尾猴的怨恨。研究人员指出，正如人类一样，卷尾猴也受社会情感的影响。在野外，它们是相互合作的群居动物。只有当每只猴子感到自己没有受到欺骗时，这种合作才可能稳定。不公平而引起的愤怒感似乎不是人类的专利。拒绝接受较少的酬劳可以让这些情绪准确无误地传达给其它成员。但是这种公平感是在卷尾猴和人类身上各自独立演化而成，还是来自三千五百万前他们共同的祖先，这还是一个悬而未决的问题。2005Text2Doyourememberallthoseyearswhenscientistsarguedthatsmokingwouldkillusbutthedoubtersinsistedthatwedidn'tknowforsure?Thattheevidencewasinconclusive,thescienceuncertain?Thattheantismokinglobbywasouttodestroyourwayoflifeandthegovernmentshouldstayoutoftheway?LotsofAmericansboughtthatnonsense,andoverthreedecades,some10millionsmokerswenttoearlygraves.2Thereareupsettingparallelstoday,asscientistsinonewaveafteranothertrytoawakenustothegrowingthreatofglobalwarming.ThelatestwasapanelfromtheNationalAcademyofSciences,enlistedbytheWhiteHouse,totellusthattheEarth'satmosphereisdefinitelywarmingandthattheproblemislargelyman-made.Theclearmessageisthatweshouldgetmovingtoprotectourselves.ThepresidentoftheNationalAcademy,BruceAlberts,addedthiskeypointintheprefacetothepanel'sreport“Scienceneverhasalltheanswers.Butsciencedoesprovideuswiththebestavailableguidetothefuture,anditiscriticalthatournationandtheworldbaseimportantpoliciesonthebestjudgmentsthatsciencecanprovideconcerningthefutureconsequencesofpresentactions.”Justasonsmoking,voicesnowcomefrommanyquartersinsistingthatthescienceaboutglobalwarmingisincomplete,thatit'sOktokeeppouringfumesintotheairuntilweknowforsure.Thisisadangerousgame:bythe100percentoftheevidenceisin,itmaybetoolate.Withtherisksobviousandgrowing,aprudentpeoplewouldtakeoutaninsurancepolicynow.Fortunately,theWhiteHouseisstartingtopayattention.Butit'sobviousthatamajorityofthepresident'sadvisersstilldon'ttakeglobalwarmingseriously.Insteadofaplanofaction,theycontinuetopressformoreresearch-aclassiccaseof“paralysisbyanalysis”.Toserveasresponsiblestewardsoftheplanet,wemustpressforwardondeeperatmosphericandoceanicresearchButresearchaloneisinadequate.IftheAdministrationwon'ttakethelegislativeinitiative,Congressshouldhelptobeginfashioningconservationmeasures.AbillbyDemocraticSenatorRobertByrdofWestVirginia,whichwouldofferfinancialincentivesforprivateindustryisapromisingstartManyseethatthecountryisgettingreadytobuildlotsofnewpowerplantstomeetourenergyneeds.Ifweareevergoingtoprotecttheatmosphere,itiscrucialthatthosenewplantsbeenvironmentallysound.全文翻译：还记得科学家们认为吸烟会致人死亡，而那些怀疑者们却坚持认为我们无法对此得出定