葡京网站news center

2019-03-08 09:20:05

Collision course

ByDuncanGraham-RoweAIRLINESarefailingtoimplementnewsafetyproceduresdesignedtoreducepiloterror

2019-03-08 09:17:08

Coughing up

Forty-sixUSstateshavesignedadealwithfourtobaccocompanies

2019-03-08 09:09:09

Fit to eat?

VetswhoinspectmeatexportsfromtheUSareclaimingthatgovernmentofficialshavebeenpressuringthemtocertifysomeproductsevenwhentheydon’tmeetthehealthregulationsofthecountriestheyareboundfor.Somevetshavebeenpr

2019-03-08 09:05:08

Don't mess with me—my cousin's a dinosaur

THEtextbookversionoftheturtle’sfamilytreeisallwrong

2019-03-08 09:01:11

Video e-mail that unpacks itself

ByBarryFoxSENDINGshortvideomessagesbye-mail—dubbedv-mail—istobecomealoteasier

2019-03-08 08:11:05

Was that it?

ByCharlesSeifeITWASlessenjoyablethanexpected

2019-03-08 08:11:04

Are drugs really the answer for hyperactive kids?

ByAlisonMotlukinWashingtonDCCHILDRENsufferingfromattentiondeficithyperactivitydisorder(ADHD)whoaretreatedwithstimulantsshowalmostnoimprovementinacademicachievementandsocialskills

2019-03-08 08:03:07

Shoot 'em down

ByKurtKleinerinWashingtonDCHUNTERSintheUSmaygetopenseasononsnowgeeseinanattempttoreducethebirds’numbersbyhalf.Theproposal

2019-03-08 08:01:12

See how they run

ByJonathanKnightDOGS’legschangegearinasimilarwaytoacar

2019-03-08 07:14:04

葡京网站:Venomous response

ByJohnBonnerSNAKEBITEantidotescouldsoonbeharvestedfromtheyolksofchickeneggs

2019-03-08 07:11:11

Turing in the genes

ByBarryFoxNipponElectricCorporationresearchersinPrinceton

2019-03-08 07:01:04

The Chinese way of death

ByPhyllidaBrownONEhundredmillion—oroneinthree—oftoday’syoungChinesemenareexpectedtodiefromcigarettesmokinginthenextfewdecades.Butthesegrimnumbers

2019-03-08 06:12:03

All at sea

ByRobEdwardsTOXICwastesareleachingintotheNorthSeafrompilesofdebrisheapedupbeneathoilrigs

2019-03-08 06:10:12

All in a name

SunMicrosystemshaswonabattlewithMicrosoftoverthefutureoftheJavaprogramminglanguage.AUSdistrictjudgeinSanJose

2019-03-08 06:09:06

. . . but what do you do with bugs when you find them?

AStheUNpursuesitscrusadeagainstbioweaponsinIran

2019-03-08 05:06:13

Psychiatric guinea pigs are left in limbo

ByNellBoyceinWashingtonDCADVOCATESforthementallyillaredisappointedbyareportfromanexpertethicalpanelwhichwasaskedtoproducenewguidelinesforexperimentsinvolvingpatientswithpsychiatricillnesses.Callsforre

2019-03-08 04:05:02

Battery boost makes greener cars

ByJeffHechtinBostonTRIPLINGthevoltagesofcarbatteriescouldbenefittheenvironment

2019-03-08 03:07:14

Don't fret

ByMickHamerWHATmakesagoodclassicalguitar?ResearchersinMexicohavediscoveredthataguitar’squalitycanbeassessedbymeasuringitstuningaccuracyanditsacousticefficiency.Theirfindingscouldtakemuchoftheguess

2019-03-08 02:15:05

Keeping tabs on life before birth

ByKurtKleinerinWashingtonDCAPILL-SIZEDtransmitter

2019-03-08 02:12:06

Against the grain

ByOliverTickellNEXTtimeyoutuckintoasliceofbreadorabowlofbreakfastcereal

2019-03-08 02:04:06

A new sunrise for human spaceflight

ByCharlesSeifeTHEmostambitiousconstructionprojectinhistoryisfinallyunderway.On20November

2019-03-08 02:01:09

Disposable downtime?

Everyday

2019-03-08 01:14:06

That was no accident

ByMitziBakerPARENTSwhoassaulttheirchildrenusuallyclaimtheinjurieshappenedbyaccident.Sometimesdoctorscan’tsayforsurewhatreallyhappened.ButresearchersinPittsburghmaynowbeonthewaytoidentifyingabiochemica

2019-03-08 01:09:12

Fertile answer

ByBarryFoxHumanspermmaketheperfectvehicleforferryingvaccines

2019-03-08 01:07:06

葡京网站:Reflect on this

ByBarryFoxEngelhardCorporationofNewJersey

2019-03-07 10:13:07

Keeping up appearances

ByRabiyaTumaHAIRlossisoneofthemostdistressingsideeffectsforcancerpatientsundergoingchemotherapy.Peoplearesometimessoworriedaboutitthattheydon’tcomeforwardforcancerscreening.Butsoonacreamorgelcouldprev

2019-03-07 10:12:14

Camera catches secrets of the deep divers

THEmysterybehindseamammals’deep

2019-03-07 10:12:05

Fish foster child-friendly drugs

ByRabiyaTumaGIVINGchildrenchemotherapyisriskybecausethedrugsaredesignedtokillrapidlydividingcells—andachild’shealthycellsareoftendoingjustthat.Butitcouldbepossibletofindsaferdrugsforchildrenbytestingt

2019-03-07 10:12:01

You name it

ByMartinBrookesSPECIESbecomeextinctalltoooften.Andnowtheveryworditselfisunderthreat.FredrikPleijeloftheNationalMuseumofNaturalHistoryinParisandGregRouseoftheUniversityofSydneybelieveitistimethatthenot

2019-03-07 10:11:11

Safety measure

Doingawaywiththeelectricleadsconnectedtofuelgaugesincarandaircraftfueltankscouldimprovesafety

2019-03-07 10:08:15

Resourceful prawns

CRUSTACEANSfromthegloomydepthsareblindedbydaylightwhencaughtinfishingnetsandthrownback.Britishmarinebiologistshaveresolvedanearlierdebateabouthowwelltheblindedanimalssurvive(NewScientist

2019-03-07 10:01:06

Plane speedy

ByPeterHadfieldinTokyoAREVOLUTIONARYjetenginewasunveiledataTokyoaerospaceshowlastweek.Designedtopoweranewgenerationofcommercialaircraftthatwillflyatfivetimesthespeedofsound

2019-03-07 09:08:03

葡京网站:Asking too much

SomeDutchinsurersmaybefloutingalawagainstgeneticdiscrimination.MarliesStouthardandhercolleaguesattheUniversityofAmsterdamasked46peoplewhohadappliedforlifeinsurance—somewithandsomewithoutagenepredispos

2019-03-07 08:11:09

Judging gene foods

ByAndyCoghlanAREgeneticallymodifiedfoodssafetoeat?Agrandforumofinternationallyrenownedscientistsandotherexpertsmightsoonbehelpingtheworlddecide.Theforumwouldregularlyprovidegovernmentswithanindepend

2019-03-07 08:09:15

Ice station

TheUSNationalScienceFoundationissettingupanautomatedscientificstationattheNorthPole

2019-03-07 08:07:06

Dinosaur diners

THEbigplant-eatingdinosaurshadlargefamilies

2019-03-07 08:02:16

Quick as a flash

TheInternetcouldonedaygetaspeedboostfromlight-emittingpolymers.Anoptical“modulator”chipdevelopedattheUniversityofSouthernCaliforniacantranslateelectricaldatapulsesintopulsesoflightatratesinexcessof100

2019-03-07 07:07:12

Maize malaise

FacedwithacatastrophicdropinexportstoEurope,

2019-03-07 07:03:11

葡京网站:Evasive action

ByNellBoyceADRUGdesignedthirtyyearsagototreatmultiplesclerosismightsuppressawholerangeofautoimmunediseases.Itproducesashiftintheimmunesystemthatcounteractsthewaythebodyturnsonitself

2019-03-07 06:18:14

Generation game

ByDeboraMacKenziePIGbreedersfaceadilemma:peoplewantleanpork

2019-03-07 06:15:15

Follow that cell

ByMarkSchropeAFRAGMENTofHIVhasbeenusedtocreateminusculemagneticbeaconsfortrackinglivingcellsastheymovethroughthebody.Thetechniquecouldbeacrucialtoolfordevelopingandimprovingstemcelltherapies.Thecoreso

2019-03-07 06:15:01

Whiff of danger

ByRobEdwardsFISHcansmellouttheirenemies.Andsalmonaremoreaggressivetowardsthosewhodon’tsmelllikefamily

2019-03-07 06:09:12

Free rice

A“workingdraft”ofthegeneticblueprintofricehasbeencompleted

2019-03-07 05:16:08

At last, a clear-cut way to predict landslides

ByJeffHechtCLEARINGhillsideforestscantriggerlandslides

2019-03-07 05:14:14

Pockets of resistance

ByAndyCoghlanFIELDSwheregeneticallymodifiedcottonplantsspringupasweedsinothercropscouldproviderefugeforthecottonbollweevil

2019-03-07 04:16:15

Team talk

WHENstutterersspeakinchorus

2019-03-07 04:07:12

Don't call us

Americanssickofcold-callingsalespeoplecantrytofoilthemwithagadgetthatissupposedtoblocktelemarketingcallsbyconfusingcompanies’automaticdiallingmachines.Thesemachines

2019-03-07 03:10:07

How to get under a cancer's skin

ByRabiyaTumaMELANOMAisaparticularlyaggressiveformofskincancerthatresistsconventionaltreatments.ButanewdrugcouldmakeitvulnerabletochemotherapybythrowingaDNAspannerintoitsdefensiveworks.Inthefirstclinic

2019-03-07 01:16:11

Paper's back

ByDuncanGraham-RoweIT’Sgoodbyetotheideaofthepaperlessoffice:anewelectronicpencouldbringpaperbackwithabang.Insteadoftappingawayonacomputerkeyboard

2019-03-07 01:14:03

Star trekking

ByRobertMatthewsFASTENyourseatbeltsandholdontight–intergalacticspacetravelisbackontheagenda.Scepticswhodismisstheideaoffaster-than-lighttravelthrough“wormholes”inspacemayhavetothinkagain,