环境news center

2019-03-02 12:14:00

Invention: Freeze-dried blood

ByJustinMullinsCutyourselfshavingandyousetintrainawholeseriesofeventsknownasthecoagulationcascade

2019-03-02 12:10:00

Quantum simulator with 51 qubits is largest ever

sakkmesterke/MITByMattReynoldsAteamintheUShascreatedasimulatorwith51quantumbits –thelargestofitskindsofar.MikhailLukinatHarvardUniversityannouncedtheachievementon14JulyattheInternationalConferenceonQu

2019-03-02 11:07:00

Global treaty promises hard times for file sharers

ByPaulMarksITSOUNDSmuchlikeanyotheryawn-inducingcross-bordertreaty.ButthenascentAnti-CounterfeitingTradeAgreement(ACTA)that’sonthetableatthisweek’sG8meetinginJapanmayhavefar-reachingconsequences.Ifitb

2019-03-02 11:03:00

3D modelling gets the measure of stone axes

ByPaulMarksTHElanguagearchaeologistsusetodescribetheirfindsisfrequentlylively

2019-03-02 10:17:00

Why satnavs are a detective's best friend

ByPaulMarks(Image:Andrew*)Thewayin-carandportableGPSreceiversstorerecordsoftheirowner’spastmovementsisaboonforcrimefighters

2019-03-02 10:03:00

'Time reversal' allows wireless broadband under the sea

ByKurtKleinerPlayinggarbledacousticmessagesbackwardscouldtakewirelessbroadbandcommunicationbeneaththewaves

2019-03-02 09:18:00

TV boom may boost greenhouse effect

ByFredPearceANINDUSTRIALchemicalbeingusedineverlargerquantitiestomakeflat-screenTVsmaybemakingglobalwarmingworse.However

2019-03-02 08:17:00

Digital drinking buddy replaces ill-advised tweets with cat pics

RussellCobbByHannahJoshuaBetterthanabreathalyser–buildaclevercoastertoensurethere’snomoreTwitteraftertoomuchliquor“Ienjoyaquietdrinkathome

2019-03-02 07:16:00

Artificial brain predicts death-row executions

ByPaulMarksWHICHinmatesondeathrowwilleventuallybeexecuted?Manynevermakethefinaljourneyfromprisoncelltoexecutionchamber–butnobodyreallyunderstandswhowillbespared.Untilnow.Anewcomputersystemcanpredictw

2019-03-02 07:15:00

Synchronising 'heartbeat' saves sensor batteries

“PUMPING”dataaroundawirelessnetworkofsensors–justasbloodispumpedaroundthehumancirculatorysystem–couldallowthesensors’batteriestolastfourtimesaslong.Sensornetworksliketheonesusedforenvironmentalmonitor

2019-03-02 06:16:00

Dual personality of glass explained at last

ByColinBarras(Image:WikimediaCommons)Althoughglassfeelslikeasolid

2019-03-02 06:15:00

Air travel in the tropics is worse for climate

Wanttosalveyourconscienceandoffsetyourholidaycarbonemissions?Youmightwanttorethinkthattriptothetropics.Atypicalflighttherehasagreaterimpactonglobalwarmingthanaflightintemperatelatitudes.Aswellaspro

2019-03-02 06:13:00

To silence a gene, join the quantum dots

ByJonEvansQUANTUMdots–tinypiecesofsemiconductor–havealreadyproventheirworthinmedicalimagingthankstotheirbrightrainbowcolours.Nowitturnsoutthey’realsoextremelygoodatmakingdeliveriesinsidelivingcells.Th

2019-03-02 05:18:00

Could nuclear warheads go off 'like popcorn'?

ByRobEdwardsYOUmightthinknuclearweaponshavebeencarefullydesignednottogooffbyaccident.Yetmorethan1700ofthemhavedesignflawsthatcouldconceivablycausemultiplewarheadstoexplodeoneafteranother–aneffectknown

2019-03-02 04:15:00

Jekyll and Hyde metal's crumbling trick caught on film

ByColinBarrasVideo:Tinflipsfromordinarymetaltoacrumblymessatlowtemperatures–atransformationnowcapturedonfilm(FootagecourtesyNPL)Researchershavecapturedthefirstvideofootageof“tinpest”–thetransformat

2019-03-02 04:12:00

Robot physical therapist helps people walk again after a stroke

Jean-BaptisteMignardotByNicoleKobieArtificialintelligenceishelpingpeopleregaintheirmobilityaftercertainneurologicalinjuries.Aroboticharnesscontrolledbyaneuralnetworkofferstailoredtreatmentthathasimmed

2019-03-02 03:19:00

What will happen when machines can tell how you feel?

PhotographedforNewScientistbyKenRichardsonWHENRosalindPicardannouncedtotheworldthatcomputersneededtounderstandemotion

2019-03-02 03:09:00

Roundest objects in the world created

ByDevinPowellVideo:Thealmostperfectlyroundballsofpuresiliconcouldbeusedtoredefinethekilogram(Image:CSIRO)WhenaskedbythePopetodemonstratehisartisticskill

2019-03-02 03:03:00

Gizmo

Scrawlingyourloginsandpasswordsonscrapsofpaperisarecipefordisaster.InUSpatentapplication2008/0148392

2019-03-02 02:20:00

Bitcoin study reveals how early adopters influence our decisions

ROSLANRAHMAN/GettyByAylinWoodwardDoearlyadoptersmatter?Thepeoplewhochompatthebittogettheirhandsonnewtechnologiesareoftencreditedwithensuringtheirspreadtotherestofthemasses.Gmail

2019-03-02 02:20:00

Smart camera keeps an eye on endangered penguins

ByColinBarrasVideo:SmartCCTVthatcanidentifyindividualpenguinsfromtheirchestmarkingscouldmakeconservationlessinvasive(FootagecourtesyBurghardt/Barham)Youmaythinkpenguinsalllookthesame

2019-03-02 02:16:00

Screaming gel balls reveal a way to power soft but noisy robots

CourtesyofScottWaitukaitis/UniversityofLeidenByVeroniqueGreenwoodAviralvideoofgelbeadsbouncingandsquealinginahotfryingpanhasledtothediscoverythathydrogelsslappingagainstahotsurfacecangeneratesubstanti

2019-03-02 02:10:00

Steam car to go for land speed record

ByMaxGlaskinVideo:Steamcarattemptsanewlandspeedrecord(Image:MartinBurton)Anewchallengertoa102-year-oldworldlandspeedrecordhasbeenunveiled–andit’spoweredbysteam.AUKteamhopesits7.6metre-longvehicle“

2019-03-02 01:06:00

Radio ID tag signals could switch off your pacemaker

HOSPITALShavebeenhopingtouseRFIDs–tinyradioantennasthattransmituniqueIDsignals–tokeeptrackofsamples

2019-03-02 01:05:00

Microwave ray gun controls crowds with noise

ByDavidHamblingAUScompanyclaimsitisreadytobuildamicrowaveraygunabletobeamsoundsdirectlyintopeople’sheads.Thedevice–dubbedMEDUSA(MobExcessDeterrentUsingSilentAudio)–exploitsthemicrowaveaudioeffect

2019-03-01 12:03:00

Paint-on power, the saviour of solar

ByJamesMitchellCrowSOYOUwanttooffsetyourelectricitybillbytappingthemostwidelyavailable

2019-03-01 11:17:00

Computer develops its own Pac-Man strategies

Ifyouryouthwasmisspentdodging“ghosts”intheMsPac-Manvideogame–inwhichtheplayercontrolsamunchingblobaroundagrid–youmaybebemusedtolearnthatacomputerprogramhaslearnedtoplayjustaswell

2019-03-01 11:08:00

San Francisco's huge new quake-proof bridge

ByJimGilesinSanFranciscobayASIdriveoutontoSanFranciscobay’snewbridge

2019-03-01 10:15:00

Radio-controlled sperm 'tap' turns off vasectomies

ByBelleDuméAradio-controlledcontraceptiveimplantthatcouldcontroltheflowofspermfromaman’stesticlesisbeingdevelopedbyscientistsinAustralia.Thedeviceisplacedinsidethevasdeferens–theductwhichcarriesspermf

2019-03-01 10:05:00

'Pre-social network' finds you friends in your hang-outs

ByPaulMarksEditorial:“Takingthechanceoutofchanceencounters“IMAGINEa“pre-social”network–abitlikethe“pre-crime”unitthatfiguredinMinorityReport.Suchanetworkwouldpredictwhereuserswillgo

2019-03-01 09:15:00

Supreme Court case shows confusion over GPS tracking

ByPaulMarksShouldpoliceintheUSbeabletoattachaGPSlocationtrackingdevicetosomeone’scarwithouthavingasearchwarrant?FormanyAmericansthatisafrighteningthought.Butdependingupontheoutcomeofacasethatbegani

2019-03-01 09:06:00

Fantastic Voyage probe detects dangerous blood clots

ByAndyCoghlanThemovieFantasticVoyagehadaminiaturesubmarinesentintoaVIP’sbloodstreamtodestroyalife-threateningclot.Anewprobeishotonthefictionalmicrosub’stailfins:itcanpassthrougharteriestospotthemost

2019-03-01 09:05:00

Sound solution for cooling chips

IFYOURnextcomputerhumsquietlytoitself

2019-03-01 08:17:00

DNA 'nose' sniffs out explosives

DNAcouldhelppolicetosniffoutexplosives.Anartificial“nose”madeofasinglestrandofDNAcandetectarangeofchemicalsatverylowconcentrations.JoelWhiteandcolleaguesatTuftsUniversityinBostonandCogniScent

2019-03-01 07:18:00

Pocket air monitor seeks out the causes of asthma

ByTomSimonite(Image:GeorgiaTechPhoto/GaryMeek)Agadgetthatfitsintoaperson’spocketcouldhelpunraveltheenvironmentaltriggersforasthmaattacks.Researcherscreatedtheportablegassensortostudytherelationshipb

2019-03-01 07:15:00

Invention: Nanotube X-ray enhancer

ByJustinMullinsWhileX-rayimageseasilyshowupthedifferencebetweenboneandsofttissue

2019-03-01 07:08:00

Shape-shifting robot forms from magnetic swarm

ByTomSimoniteVideo:SeesomeprototypesofrobotswarmscreatedbyresearchersatCarnegieMellonUniversitySwarmsofrobotsthatuseelectromagneticforcestoclingtogetherandassumedifferentshapesarebeingdevelopedbyU

2019-03-01 06:12:00

Liquid could power and cool mobile supercomputers

ByDuncanGraham-RoweGETTINGmicrochipswetisnormallybestavoided.Butanewtypeofchipthatisbothpoweredandcooledbyfluidpumpingthroughitcouldpowerthecomputers

2019-03-01 06:07:00

Hopes build for eco-concrete

ByRachelNowakinMelbourneTHEclusterofbeigecorrugated-ironshedsandsilosdon’tlooklikemuch

2019-03-01 06:07:00

Bush decision on sonar a blow for whales

(Image:stock.xchng)IT’Snotquitefullspeedaheadanddamnthewhales

2019-03-01 04:09:00

Gizmo

ResearchersattheFraunhoferInstituteforBiomedicalEngineeringinMunich

2019-03-01 04:09:00

Sacking of nuclear official prompts row

Howfarcananuclearwatchdog’sremittoprotecthumanhealthextend?That’sthequestionraisedbythesackinglastweekofLindaKeen

2019-03-01 04:07:00

Artificial intelligence joins the fossil hunt

ByJeffHechtTHEtraditionalimageofthefossil-huntingpalaeontologist–traipsingacrossparchedbadlandsarmedwithnothingbuthandtoolsandasharpeye–maybeinforanoverhaul.Artificiallyintelligentsoftwarethatscanssat

2019-03-01 03:15:00

'Averaging' faces could improve ID card security

ByMasonInmanVideo:CompilinganaverageofseveralimagesofafacemakesrecognitionsoftwareasaccurateasahumanPassportandIDcardphotoscouldbemoreeffectiveiftheywereaveragesofseveralsnapshots

2019-03-01 03:13:00

Bubble-busting sounds could keep chips cool

ByJasonPalmerSoundwavescanboosttheefficiencyofliquidcoolingtechniquesbynearly150%

2019-03-01 02:18:00

Invention: Heartbeat radar

ByJustinMullinsThetiniestchestmovements

2019-03-01 02:16:00

Supreme Court case exposes confusion over GPS tracking

ByPaulMarksSHOULDpoliceintheUSbeabletoattachaGPSlocationtrackingdevicetosomeone’scarwithouthavingasearchwarrant?FormanyAmericansthatisafrighteningthought.Butdependingupontheoutcomeofacasethatbegani

2019-03-01 01:18:00

Briefing: Iran's nuclear ambitions

ByAndyCoghlanTheInternationalAtomicEnergyAgencysaysIranhasbeensecretlydevelopingnuclearweapons.NewScientisttakescloserlookatitsmajornewreportWhatdidtheInternationalAtomicEnergyAgencyfind?Throughvario

2019-03-01 01:14:00

Pitter-patter of raindrops could power devices

ByPaulMarks(Image:stock.xchng)Here’ssomethingresidentsofcloudynorthernEuropeshouldappreciate:awayofusingraintogeneratepower.Jean-JacquesChailloutandcolleaguesattheAtomicEnergyCommission(CEA)inGre

2019-03-01 01:12:00

Earth-bound satellite 'nothing to worry about'

ByJasonPalmerAstrickenspysatellitethatisfallingbacktoEarthafteritspowersystemsfailedposeslittlethreattohumanlife