科学家英语作文
Edisonwasaninventorknownforhisinfluence,hisintelligenceandmostimportantlyhisperseverance.ThomasEdison,theyoungestofsevenchildren,wasborninMilan,Ohio,onFebruary11,1847,toSamuelandNancyEdison.Edison'slaboratoryatMenloPark,NewJerseybecamethefirstofitskind,theoriginalorganizedtechnicalresearchlaboratory,Edisoncreatedwhatisknownasthe"teamwork"laboratory.Hebelievedthatinventionsandresearchcouldbestbeaccomplishedbygreatmindsworkingtogether.Hislaboratoryisthebasisforthemajorityofourcurrentlaboratoriesandresearchdevelopmentplaces.Whilehedidn'tinventteamwork,hemadeitpopular.UntilEdison,mostinventorsworkedbythemselvesformanyyears,sometimesgivingupbecausetheycouldn'tsolveproblemsbythemselves.withitsresearch"team."Inventionsthatcameoutofthisnewresearchincludethemimeographmachine,thephonograph,thelightbulb,andmanyothers.
AlbertEinstein:1879-1955
ByNielsBohrandI.I.Rabi
WiththedeathofAlbertEinstein,alifeintheserviceofscienceandhumanitywhichwasasrichandfruitfulasanyinthewholehistoryofourculturehascometoanend.MankindwillalwaysbeindebtedtoEinsteinfortheremovaloftheobstaclestoouroutlookwhichwereinvolvedintheprimitivenotionsofabsolutespaceandtime.Hegaveusaworldpicturewithaunityandharmonysurpassingtheboldestdreamsofthepast.
Einstein'sgenius,characterizedequallybylogicalclarityandcreativeimagination,succeededinremoldingandwideningtheimposingedificewhosefoundationshadbeenlaidbyNewton'sgreatwork.Withintheframeoftherelativitytheory,demandingaformulationofthelawsofnatureindependentoftheobserverandemphasizingthesingularroleofthespeedoflight,gravitationaleffectslosttheirisolatedpositionandappearedasanintegralpartofageneralkinematicdescription,capableofverificationbyrefinedastronomicalobservations.Moreover,Einstein'srecognitionoftheequivalenceofmassandenergyshouldprove