AdamRutherfordmeetsanewcreaturecreatedbyAmericanscientists-thespider-goat.Itispartgoat,partspider,anditsmilkcanbeusedtocreateartificialspider'sweb. 　　Itispartofanewfieldofresearch,syntheticbiology,witharadicalaim:tobreakdownnatureintosparepartssothatwecanrebuildithoweverweplease. 　　Thistechnologyisalreadybeingusedtom..eee