养肝四部曲!大动肝火,说的就是这时候!

Caring grandmas explain evolutionary role of menopause

ByDeboraMacKenzieThemenopausemaybeanordealforwomenexperiencinga‘hotflash’

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养肝四部曲!大动肝火,说的就是这时候!

Chemical clue sheds light on winter depression

ByAlisonMotlukThebrainsofpeoplewithseasonaldepressionmaybetooefficientatbundlingawayakeychemical

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养肝四部曲!大动肝火,说的就是这时候!

Mechanical mole could seek out disaster survivors

ByKurtKleinerVideo:AdiggingmechanismforrescuerobotsmodelledontheEuropeanmolehasbeentestedonavarietyofmaterials(Credit:RobertRichardson/ManchesterUniversity)Adiggingrobotinspiredbythemoleisbeingb

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养肝四部曲!大动肝火,说的就是这时候!

HRT boosts women's sexual interest

ByRoxanneKhamsiHormonereplacementtherapymassivelyboostssexualinterestinpost-menopausalwomen

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养肝四部曲!大动肝火,说的就是这时候!

As good as new: Scarless healing

ByHelenPilcherTWENTY-FIVEyearsago

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养肝四部曲!大动肝火,说的就是这时候!

Being left-handed isn't the kiss of death

Oneofthemythsofmoderntimes–thatleft-handedpeopledieyoung–hasbeenchallengedbyastudyoffilmsfromVictorianEngland.In1992

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养肝四部曲!大动肝火,说的就是这时候!

Simple blood test spots early stage lung cancer

ByRoxanneKhamsiAsimplebloodtestthatidentifiesearlylungcancerbeforeithashadachancetospreadcouldsavelivesbyalertingdoctorstotheneedfortreatment

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养肝四部曲!大动肝火,说的就是这时候!

Drug side effects increasing at an alarming rate

REPORTSofharmfulsideeffectsfromdrugsarerisingatanalarmingrate.Seriousconsequences

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养肝四部曲!大动肝火,说的就是这时候!

Mother's blood holds genetic clues to fetal health

ByRoxanneKhamsiTinygeneticfragmentsfromthefetuscirculateinpregnantwomen’sbloodbeforetheygivebirth

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养肝四部曲!大动肝火,说的就是这时候!

End of 'one shape fits all' cycle helmets

BicycleandothersportshelmetsaredesignedtofitEuropeanheads

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养肝四部曲!大动肝火,说的就是这时候!

Human stem cells from adult cells move a step closer

STEMcellsderivedfromanadult’sowncellshavecomeastepcloser.Earlierthisyear

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养肝四部曲!大动肝火,说的就是这时候!

Brain clue could provide anti-obesity drugs

THEflickofaswitchinyourbrainmaybeallittakestoorderyourbodytoburnoffenergyinthefoodyoueatratherthanstoringitasfat.Experimentsonratshaveshownthatapartofthebraincalledthehypothalamushelpsdeterminehowmuch

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养肝四部曲!大动肝火,说的就是这时候!

Chernobyl to be encased in steel

Chernobylistobelaidtorestatlast.Theradioactivemessatthesiteoftheworld’sworstnuclearaccident–whichlastweekwasnamedasoneofthe10mostpollutedplacesonEarth(seeopposite)–willbeencasedinsteelandmadesafe.On26

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养肝四部曲!大动肝火,说的就是这时候!

HIV variant offers vaccine hope

ByMichaelDayVitalcluesthatmightleadtoanAIDSvaccinehavebeendiscoveredbyresearchersstudyingthegeneticcodeofHIV-2–thelessvirulentandlesscommonformofthevirus.Althoughbothformsofthevirusinfecthumans

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养肝四部曲!大动肝火,说的就是这时候!

Child deaths fall below 10 million for first time

WHATadifferenceabednetandafewvitaminsmake.Thenumberofchildrenworldwidewhodiebeforetheageoffivehasdroppedtobelow10millionperyearforthefirsttimesincerecordsbeganin1960.TheUNchildren’sfundUNICEFreportsth

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养肝四部曲!大动肝火,说的就是这时候!

HIV sequences cannot prove guilt

PeopleinfectedwithHIVmightwellwanttoknowwhogaveittothem–butthegeneticsequenceoftheirviruswon’ttellthem.Thevirusisnowroutinelysequencedineachinfectedpersontouncoverdrug-resistancegenes

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养肝四部曲!大动肝火,说的就是这时候!

UK considers organ donation by default

Shoulddoctorsassumethatpeoplearehappytodonatetheirorgansunlesstheymaketheefforttooptout?That’sthescenariobeingconsideredintheUK

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养肝四部曲!大动肝火,说的就是这时候!

Cholera outbreak in Iraq could be first of many

ByDeboraMackenzieAsifbeingkilledbybombsandbulletswasn’tbadenough

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养肝四部曲!大动肝火,说的就是这时候!

Interview: The halitosis guru

ByRichardFisherWhilestudyingbacteriathatbreakdownoilspills

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养肝四部曲!大动肝火,说的就是这时候!

Why police should show restraint with the Taser

ISITsafetouseTaserstorestrainpeople?Thedebatehasbeengrowingasmoreandmorepoliceforceshavestartedusingtheelectro-stunweapon.Thelatestresearchappearstoshowthatwhiletaseringdoesincreaseheartandbreathing

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养肝四部曲!大动肝火,说的就是这时候!

Ear-sensor could help athletes go for gold

ByDavidRobson(Image:ImperialCollegeLondon)Itmaylooklikeahumblehearingaid

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养肝四部曲!大动肝火,说的就是这时候!

Astronauts and cosmonauts react differently to stress

“Houston

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'Cancer-resistant' people lend out their killer cells

ByLindaGeddesVideo:HumangranulocyteskillcervicalcancercellsWatchavideoofgranulocyteskillingcervicalcancercells.Immunecellsfrom“cancer-resistant”peoplearetobeinjectedintothosewithcancertohelpfightt

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养肝四部曲!大动肝火,说的就是这时候!

Space creates mutant 'superbugs'

ByZeeyaMeraliBacteriaflownonthespaceshuttlemutatedinwaysthatmadethemnearlythreetimesmoredeadlytomice

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养肝四部曲!大动肝火,说的就是这时候!

Stem cells may breathe new life into lung therapy

ByAndyCoghlanLungcellsmadefromembryonicstemcellshavebeeninjectedintoliveanimalsforthefirsttime.Allthemousecellssettledinthelungs

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养肝四部曲!大动肝火,说的就是这时候!

Gut-microbe swap changes eating habits

EATENtoomanypies?Blamethemicrobesinyourgut–theymaybeinfluencinghowmuchyoueat.In2006

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养肝四部曲!大动肝火,说的就是这时候!

Countering the drug industry's marketing machine

ByPeterAldhousYournewbookiscalledPharmageddon.Whatdoesthetitlemean?“Pharmageddon”referstoachangeinhealthcarethat’sratherlikeclimatechange.Whenwehopinourcarstogotowork

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养肝四部曲!大动肝火,说的就是这时候!

Blood test could diagnose teen depression

ByLisaRaffenspergerDiagnosingdepressionmaygetalittleeasier

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养肝四部曲!大动肝火,说的就是这时候!

How to defuse sub-Saharan Africa's population bomb

ByEliyaZuluWilltherebe15.8billionpeopleinhabitingtheworldin2100

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养肝四部曲!大动肝火,说的就是这时候!

Clues to aspirin's anti-cancer effects revealed

ByLisaRaffenspergerOneoftheworld’soldestmedicinesmayholdthesecrettoaverycontemporaryproblem:preventingcancer.Exactlywhysalicylateshowssuchpotentialasananti-cancertreatmentremainsunclear

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养肝四部曲!大动肝火,说的就是这时候!

Give treatment earlier to slow spread of HIV

ANYpersonwithHIVwhosepartnerisnotinfectedshouldbeofferedimmediatetreatmenttocuttheriskoftransmission.Therecommendation

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养肝四部曲!大动肝火,说的就是这时候!

Yes… yes… no? G spot finding fails to convince

ByHelenThomsonGmarksthespot.Ordoesit?OneresearcherclaimstohavepinpointedanddescribedtheanatomyoftheelusiveGspot

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养肝四部曲!大动肝火,说的就是这时候!

Cells reprogrammed to mend a broken heart

ByLisaRaffenspergerFixingabrokenhearthasneverbeeneasy

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养肝四部曲!大动肝火,说的就是这时候!

Strange fat explains skin's waterproof properties

ByHelenThomsonConsideringweknowitlikethebackofourhands

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养肝四部曲!大动肝火,说的就是这时候!

US biosecurity board calls for global research guidelines

ByDeboraMacKenzieThetopUSbiosecuritycommitteehascalledforglobalguidelinesforresearchondangerousflustrains.Themovecomesjustweeksafterthecommitteerevisedearlieradviceaboutwhichdetailsoftwocontroversialf

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养肝四部曲!大动肝火,说的就是这时候!

Texas passes controversial stem cell regulations

ByPeterAldhousDon’tmesswithTexas?TheUSgovernmentmayhavelittlechoicenowthattheLoneStarStatehasadoptedstemcellrulesthatseemtoclashwithfederalregulations.CriticssaytheTexanrulescouldputpatientsatrisk

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养肝四部曲!大动肝火,说的就是这时候!

'Miracle baby': Vital signs may have been overlooked

ByChelseaWhyteAPREMATUREnewborndeclareddeadatbirthwasfoundalivethisweekafterspending12hoursintherefrigeratedroomofanArgentinemorgue.Herparentshadreturnedtothehospitaltheeveningafterherbirthtotakeapict

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养肝四部曲!大动肝火,说的就是这时候!

Hand paralysis reversed in monkeys

ByJessicaHamzelouEavesdroppingonthebrainsofmonkeyswithhandparalysishashelpedrestorenear-normalfunction.Thesystemcouldonedaybetrialledinpeople

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养肝四部曲!大动肝火,说的就是这时候!

Don't let up in war against antibiotic resistance

ByShelleyHearneWhatmightaworldwithouteffectiveantibioticsbelike?Recently

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养肝四部曲!大动肝火,说的就是这时候!

Illicit drug use on the rise in UK's over-50s

ByAndyCoghlanGrowingolddisgracefully?BabyboomersintheUKaredowningfarlargerquantitiesofillicitdrugsthantheirparentseverdid

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养肝四部曲!大动肝火,说的就是这时候!

Gold nanoparticles boost accuracy of brain surgery

BySaraReardonWhensurgeonstackleatumourinthebody

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养肝四部曲!大动肝火,说的就是这时候!

Best evidence yet that a single gene can affect IQ

ByAndyCoghlanAmassivegeneticsstudyrelyingonMRIbrainscansandDNAsamplesfromover20

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养肝四部曲!大动肝火,说的就是这时候!

Guerilla enlightenment: Defending science online

ByNicoliNattrassALTERNATIVEmedicinehasneverenjoyedsuchpopularityandrespect.Therapiesoncedubbed“pseudoscience”or“quackery”arenowtypicallyreferredtoas“alternative”

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养肝四部曲!大动肝火,说的就是这时候!

Other primates share human taste for plant oestrogens

BySaraReardonHUMANSaren’ttheonlyprimatetoriskthereproductiverepercussionsofadietrichinoestrogen-likecompounds.Gorillasandcolobusmonkeysbotheatlargequantitiesofplantscontainingthechemicals

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养肝四部曲!大动肝火,说的就是这时候!

Arizona decrees pregnancy starts before conception

ByLisaGrossmanOn12April

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养肝四部曲!大动肝火,说的就是这时候!

Robot sensing and smartphones help blind navigate

ByHelenKnightROBOTSneedhelpnavigatingtheirsurroundingsandsophisticatedlocationsystemstokeeptrackoftheirposition.Nowthesametechnologiesarebeingadaptedtohelpblindpeoplenavigateindoorandoutdoorspacesinde

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养肝四部曲!大动肝火,说的就是这时候!

Drug-free therapy makes addicts 'forget' addiction

BySaraReardonAsanyonewhohastriedtoquitsmokingwillknow

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养肝四部曲!大动肝火,说的就是这时候!

A dusty home may influence a baby's gut

ByJessicaHamzelouIFYOUthoughtthebacteriathatlineourgutwereprettypersonal

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养肝四部曲!大动肝火,说的就是这时候!

‘Cocktail party effect' identified in the brain

ByJessicaHamzelouWEAVINGyourwaythroughacrowdedparty

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养肝四部曲!大动肝火,说的就是这时候!

Epigenetic changes linked with ageing

SOMEofthegeneticchangesassociatedwithageingmaybetheresultofepigenetics–whichsuggeststheycouldbereversed.MoleculescanattachtoDNA

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