总汇news center

2019-02-28 12:20:00

Men's Y chromosome is not about to go extinct

ByJessicaHamzelouGOODnewsformen:theYchromosomewillnotmutateitselfoutofexistenceafewmillionyearsfromnow–confoundingexpectations.Onceuponatime

2019-02-28 12:17:00

Single atom transistor gets precise position on chip

THEbasicunitofmattercouldbecomethebasicunitofcomputing.Atransistorhasbeenmadefromasingleatompreciselyembeddedinasheetofsilicon.Atransistorisessentiallytwoelectrodesconnectedbyapieceofconductingmateria

2019-02-28 12:16:00

New male spells death for unborn monkeys

ByMichaelMarshallWHENanewleadertakescontrolofatroopofgeladamonkeys

2019-02-28 12:16:00

New cancer drug sabotages tumour's escape route

ByAndyCoghlanSomeuntreatablecancerscouldsoonbeheldincheckbyanexperimentaldrugthattargetsnotonlythetumouritself

2019-02-28 11:06:00

Zoologger: The bird that cares for its rival's chicks

ByMichaelMarshallSpecies:PorphyrioporphyriomelanotusHabitat:livinginménagesàcinqinAustralasiaandNewZealand

2019-02-28 10:13:00

Ötzi the ice mummy's secrets found in DNA

ByAndyCoghlanÖtzitheicemummymayhavemethisdeathintheAlpssome5300yearsago

2019-02-28 10:07:00

Challenge of estimating victims in Syrian conflict

ByAndyCoghlanAstheSyriangovernmentsuppressespro-democracyrebels

2019-02-28 10:03:00

Antarctic research base goes up in flames

ByMichaelMarshallTwopeoplehavebeenkilledinafireataBrazilianresearchstationinAntarctica.TheComandanteFerrazBrazilianAntarcticBasewasguttedafteranexplosionon25February.Thefirestartedinthebase’sgenerator

2019-02-28 09:18:00

DNA origami nanorobot takes drug direct to cancer cell

ByJessicaHamzelouHOW’Sthisforacleverrobot?TinyprobesbuiltfromDNAcanseekanddestroycancercells

2019-02-28 09:04:00

Early ungulate may have been first echolocating mammal

ONEofthefirstmammalstouseecholocationmaynothavebeenabatorawhale

2019-02-28 08:08:00

Was early ungulate first mammal to echolocate?

ByJeffHechtOneofthefirstmammalstouseecholocationmaynothavebeenabatorawhale

2019-02-28 07:19:00

'Fountain of youth' enzyme lengthens mouse life

FINALLY

2019-02-28 07:10:00

Fossil penguin may have been tallest ever

ByJeffHechtAnextinctpenguinthatlivedinNewZealand27millionyearsagomayhavebeenthetallestever.At1.3metresinheight

2019-02-28 07:09:00

Rain sucks energy out of world's wind

ByMichaelMarshallEverytimeitrains

2019-02-28 07:02:00

Underwater 'Seaview' lets you explore coral reef

ByPaulMarksVideo:ExploreunderwaterlifeSeaviewAnunderwatervariantoftheGoogleStreetViewservicewillfromtodaybegingivingwebusersanunprecedentedphotographictourofAustralia’sGreatBarrierReef–andanotherreef

2019-02-28 06:08:00

Astrophile: The relativity-testing supernova next door

ByDavidShigaObjecttype:ExplodingstarLocation:160

2019-02-28 05:15:00

'Immortal' Tasmanian devil brings vaccine hope

ByAndyCoghlanABIZARREfacialcancerthreateningtowipeouttheTasmaniandevilprobablyevolvedfromasinglefemale.Thefindingcomesfromscansofthecancer

2019-02-28 05:13:00

Boiled-to-death penguins are back from the brink

ByFredPearceTHEboilingofmillionsofpenguinsonaremoteAntarcticislandtriggeredoneofthefirstinternationalwildlifecampaigns.Acenturyon

2019-02-28 03:17:00

Ovarian stem cells discovered in humans

ByJessicaHamzelouWomenmaynotbebornwithalimitednumberofeggsafterall.Thediscoveryofstemcellstuckedawayinhumanovariessuggeststhatneweggsareactuallyproducedthroughoutlife.Thefindingcouldpavethewayfornewfe

2019-02-28 03:10:00

Parasite-plagued flies self-medicate on booze

Evertakenadramofwhiskytowardoffacold?Fruitflylarvaedosomethingsimilar:theytakealcoholtokillaparasiticwaspthatlaysitseggsintheirblood.It’sarareexampleofself-medicationininsects.Drosophilamelanogas

2019-02-28 03:07:00

Melting sea ice could trigger colder winters

ByCatherineBrahicArcticseaiceiscontinuingitsseeminglyinterminabledecline

2019-02-28 02:18:00

USB stick can sequence DNA in seconds

ByDuncanGraham-RoweITLOOKSlikeanordinaryUSBmemorystick

2019-02-28 02:05:00

Oklahoma bill tackles 'controversial' science education

ByBobHolmesIt’sbeenabusyweekfortheteachingofscienceinUSschools.MostoftheattentionhasfocusedontheleakedplansofthelibertarianHeartlandInstitutetopromotedoubtinclassroomsaboutwhetherhumanactivityiscausin

2019-02-28 02:02:00

Was speeding neutrino claim a human error?

ByLisaGrossmanandCelesteBieverSpeedyneutrinos?Notsofast.TheshockingresultthatneutrinosapparentlytravelledfromSwitzerlandtoItalyfasterthanthespeedoflightmayhavebeenduetoamalfunctioningfibre-opticca

2019-02-28 01:02:00

Insulin produced by people with type 1 diabetes

ByAndyCoghlanPeoplewithtype1diabetesmaycontinuemakingtheirowninsulinfordecades

2019-02-27 12:20:00

Technology : Pioneering TV girls dance again

ByMarkWardATVprogrammerecordedinaviewer’shomein1933hasbeenrestoredwiththeaidofadesktopPCandspeciallydevelopedimageprocessingsoftware.Therecording

2019-02-27 12:01:00

Cosmic-ray count

ANartificialhumancellthatrecordsthenumberandenergyofinterplanetarycosmicrayswillbeapassengeronboardRussia’sMars96spaceprobe,

2019-02-27 11:13:00

bytes : Deakin puts course on the line

TheScienceandTechnologyStudiesprogrammeatDeakinUniversityinGeelongisputtingitsmoneywhereitsmouthisandusingtechnologytodeliveritsmessage.InthenextacademicyearitplanstoofferacompleteMAcourseentirelybyme

2019-02-27 11:09:00

Why Cold War secrets are still under wraps

ByVincentKiernanWashingtonDCTHECIAseemstobehavingtroubleenteringtheinformationage.Itsattempttosetupacomputerised“declassificationfactory”tosiftthroughitsoldfilesbeforeauthorisingtheirpublicreleasehasb

2019-02-27 11:06:00

Technology : Machine minds your language

ByMichelleKnottIFYOUbelieveStarTrek

2019-02-27 11:04:00

Smart smugglers outwit the CFC cops

ByFredPearceSOPHISTICATEDsmugglersareoutwittingcustomsofficialstryingtocrackdownontheillegaltradeinozone-destroyingCFCs.IllegalCFCs

2019-02-27 10:20:00

Technology : Blood-clotting drug lays siege to tumours

ByAndyCoghlanDRUGSthatkilltumoursbystarvingthemofbloodcancuremiceandguineapigsofcancer.Thenewfamilyofdrugscausesclotstoforminthebloodvesselsthatfeedtumours

2019-02-27 08:10:00

Out of Africa and onto the Internet

CYBERCULTUREhastakenanothersteptowardsworlddominationwiththeopeningofthiscybercaféinDakar

2019-02-27 07:17:00

Technology : When a sketch tells a thousand words

ByBarryFoxRATHERthanrelyingonkeywordsordetailedcataloguedescriptionstotrackdowntherightimageinapicturelibrary

2019-02-27 07:01:00

Science : Water `rains' on the ringed planet

ByJeffHechtWATERisfallingontoSaturnfromitsinnerring

2019-02-27 06:17:00

bytes : changing places

GamblingisthefastestgrowingindustryinAustraliaandtheworld.AndAustralianspercapitaarebyfartheworld’sbiggestgamblers

2019-02-27 06:05:00

Netropolitan :

THENetandHallowe’enhavealotincommon.Bothinvolveadoptingdisguisesandwanderingaroundlookingfortreats.It’sjustthatoneinvolvesknockingondoors

2019-02-27 06:04:00

Chaotic records hide truth on Gulf War syndrome

ByKurtKleinerWashingtonDCTHEUSmilitarymustkeepbetterrecordsifresearchersareevertotrackdownthecausesofillnessinitstroops

2019-02-27 05:08:00

Smoking gun

THEexactmechanismbywhichsmokingcauseslungcancermayhavebeendiscoveredatlast.Inlastweek’sissueofthejournalScience

2019-02-27 05:04:00

Strangest superfluid wins recognition at last

ByMarcusChownONEofthemostbizarreliquidsknownhaswonitsdiscovererstheNobelPrizeinPhysics.DavidLee

2019-02-27 05:04:00

Technology : Gene stops damage by cancer drugs

ByMichaelDayHowcandoctorsmakedrugsastoxicaspossiblefortumourcellswithoutharminghealthycells?ResearchersledbyJosephRaffertyatManchester’sChristieHospitalbelievethatthekeycouldbetointroduceprotectiv

2019-02-27 04:18:00

Smile, you're in a beauty contest

THISgrimaceiswornbyastargazerfishwaitingforlunch.Stargazersburytheirflattenedbodiesuptotheeyeballsinthesand

2019-02-27 03:19:00

Koala mouthwash

ADOPTINGthedietofthekoalamaybeonewaytokeepteethfreefromdecay.AteamledbyKenjiOsawaofLotteCentralLaboratoryinSaitama

2019-02-27 03:15:00

Tough gestation for virtual embryo

ByPhilipCohenACUSTODYbattleover93preservedhumanembryoshaspreventedthespecimens

2019-02-27 03:12:00

Horse killer found

FRUITbats

2019-02-27 03:07:00

Contamination fears linger as French quit Mururoa

ByDeboraMacKenzieFRANCEhasstartedtodemolishitsnucleartestfacilitiesonMururoaandFangataufaatollsintheSouthPacific.TheFrenchgovernmentlastweekinsistedthatitisreturningtheislandstothecivilauthoritiesofFr

2019-02-27 02:14:00

Science : Knotty problem emerges from the looking glass

ByDavidBradleyTHECELTICtrefoilknot—acirclemadeupofthreeleaf-shapedlobes—haslongfascinatedchemistsbecauseithasleft-handedandright-handedforms.Thismakesitamodelforunderstandingmanyimportantmolecules

2019-02-27 02:11:00

Smog blights babies in the womb

ByRobEdwardsBudapestAIRpollutioncanstuntthegrowthoffetuses

2019-02-27 01:16:00

Technology : Naked fruit for lazy shoppers

ByAndyCoghlanLOVERSoforangesmaysoonbeabletoeattheirfavouritefruitwithoutthehassleofpeelingit.ResearchersinFloridahavedevelopedatechniqueforlooseningtheskinonorangessothattheycanbepeeledbeforetheyarriv

2019-02-27 01:01:00

Technology : Tiny memory card strikes a chord

ByBarryFoxMUSIC-lovingjoggerscouldsoonbefreeofbulkypersonalstereosthatbouncearoundontheirbelts.Thereplacementdeviceisastinyasapager

2019-02-26 11:10:00

Science: Encounter with Saturn confirms relativity theory

ByMARCUSCHOWNWHENTHEspaceprobeVoyager1flewpastSaturnin1980