28OCTOBER2016•VOL354ISSUE6311387SCIENCEsciencemag.org28OCTOBER2016•VOLUME354•ISSUE6311CONTENTS404ThepowerofembryosINSIGHTSPERSPECTIVES412THEFOURTHDIMENSIONOFVEGETATION100yearsago,LennartvonPostfirstusedpollenanalysistoreconstructpastecosystemsByH.J.B.Birksetal.▶VIDEO414THEROADTOSPECIATIONRUNSBOTHWAYSChimpanzeesandbonobosshowsignsofancestralgeneexchange,providinginsightintothedynamicsofspeciationByA.R.Hoelzel▶REPORTP.477415AFINERLOOKATAFINECELLULARMESHWORKTheendoplasmicreticulumisimagedatsuper-resolutionByM.Terasaki▶RESEARCHARTICLEP.433416VERSATILECLUSTERENTANGLEDLIGHTDarkexcitonsareusedtoentanglestringsofhundredsofphotonsforquantuminformationprocessingByH.J.Briegel▶RESEARCHARTICLEP.434418PUTTINGTHESPOTLIGHTONORGANICSULFURDiversedissolvedorganicsulfurcompoundsplayanactiveroleinoceanbiogeochemistryByN.M.Levine▶REPORTP.456419WARBURGMEETSEPIGENETICSGlycolysispromotesTcellfunctionbyanepigeneticmechanismByC.H.PatelandJ.D.Powell▶REPORTP.481POLICYFORUM421MAKINGCLIMATESCIENCEMORERELEVANTBetterindicatorsforriskmanagementareneededafterParisByC.F.Kenneletal.BOOKSETAL.423STRIKINGTHERIGHTCHORDAwide-rangingtreatiseseekstoreshapecitieswithaneyetowardequalityandresilienceByS.D.Campbell424ISANYONEOUTTHERE?AwittyrompthroughthecosmosexploresthescientificsearchforintelligentalienlifeByM.HuertaLETTERS425SAVETHEWORLD’SPRIMATESINPERILByB.Yangetal.425ADAPTINGCHINESECITIESTOCLIMATECHANGEByQ.Fang426ONLINEBUZZ:AUTONOMOUSVEHICLES40Theemb408FEATURES404PUSHINGTHELIMITByculturinghumanembryosforlongerthanever,MagdalenaZernicka-Goetzisrevealingtheir“powerfulbeauty”—andsparkingdebateByG.Vogel408AFTERTHEFALLSomescientistsdebarredforresearchmisconductremainonthefaculty.HowthathappensmaysurpriseyouByJ.Mervis410Namethatoffender?ItdependsByJ.Mervis425NEWSINBRIEF394NewsataglanceINDEPTH397MARSLANDERCRASHADDSTO2020ROVERWORRIESEuropeanroverneeds€300millionandusespartslikethoseondoomedSchiaparelliByD.Clery398BABYGENOMESCREENINGNEEDSMORETIMETOGESTATEUnenthusedparentsandmisseddiseasesmarpiloteff...
