Ethics and fraud p.117
doi: 10.1038/439117a
Volume 439 Issue 7073
Editorials
Three cheers for peers p.118
doi: 10.1038/439118a
News
Verdict: HwangNULLs human stem cells were all fakes p.122
doi: 10.1038/439122a
Yes, but will it jump? p.124
doi: 10.1038/439124a
Methane finding baffles scientists p.128
doi: 10.1038/439128a
News Features
Base invaders p.130
doi: 10.1038/439130a
A shot in the dark? p.132
doi: 10.1038/439132a
The shape of things to come p.134
doi: 10.1038/439134a
News & Views
A message from the frogs p.143
doi: 10.1038/439143a
Breaking through the lines p.144
doi: 10.1038/439144a
Politic stem cells p.145
doi: 10.1038/439145a
A green source of surprise p.148
doi: 10.1038/439148a
Smells, brains and hormones p.149
doi: 10.1038/439149a
p.150
doi: 10.1038/439150a
Articles
Hit-and-run planetary collisions p.155
doi: 10.1038/nature04311
Widespread amphibian extinctions from epidemic disease driven by global warming p.161
doi: 10.1038/nature04246
A quantitative protein interaction network for the ErbB receptors using protein microarrays p.168
doi: 10.1038/nature04177
Letters
A magnetic reconnection X-line extending more than 390 Earth radii in the solar wind p.175
doi: 10.1038/nature04393
A semiconductor source of triggered entangled photon pairs p.179
doi: 10.1038/nature04446
Ultrafast superheating and melting of bulk ice p.183
doi: 10.1038/nature04415
Methane emissions from terrestrial plants under aerobic conditions p.187
doi: 10.1038/nature04420
Stability of hydrous melt at the base of the Earth's upper mantle p.192
doi: 10.1038/nature04352
A Cretaceous symmetrodont therian with some monotreme-like postcranial features p.195
doi: 10.1038/nature04168
Outbred embryos rescue inbred half-siblings in mixed-paternity broods of live-bearing females p.201
doi: 10.1038/nature04260
Specificity in Toll-like receptor signaling through distinct effector functions of TRAF3 and TRAF6 p.204
doi: 10.1038/nature04369
Critical role of TRAF3 in the Toll-like receptor-dependent and -independent antiviral response p.208
doi: 10.1038/nature04374
Generation of nuclear transfer-derived pluripotent ES cells from cloned Cdx2-deficient blastocysts p.212
doi: 10.1038/nature04257
Embryonic and extraembryonic stem cell lines derived from single mouse blastomeres p.216
doi: 10.1038/nature04277
Planar cell polarity signalling couples cell division and morphogenesis during neurulation p.220
doi: 10.1038/nature04375
A single amino acid governs enhanced activity of DinB DNA polymerases on damaged templates p.225
doi: 10.1038/nature04318
Palindromic assembly of the giant muscle protein titin in the sarcomeric Z-disk p.229
doi: 10.1038/nature04343
Structure of the Sec13/31 COPII coat cage p.234
doi: 10.1038/nature04339
