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Volume 456 Issue 7220
Editorials
Beyond the origin p.281
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News
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News Features
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Beneath the surface p.300
doi: 10.1038/456300a
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Cover caption p.310
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News & Views
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Mammoth genomics p.330
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Articles
A role for Rhesus factor Rhcg in renal ammonium excretion and male fertility p.339
doi: 10.1038/nature07518
Generation of pluripotent stem cells from adult human testis p.344
doi: 10.1038/nature07404
Structure of the intact PPAR-γ-RXR-α nuclear receptor complex on DNA p.350
doi: 10.1038/nature07413
Identification of Holliday junction resolvases from humans and yeast p.357
doi: 10.1038/nature07470
Letters
An excess of cosmic ray electrons at energies of 300–800 GeV p.362
doi: 10.1038/nature07477
Isotropic quantum scattering and unconventional superconductivity p.366
doi: 10.1038/nature07431
Twinning superlattices in indium phosphide nanowires p.369
doi: 10.1038/nature07570
Glacial greenhouse-gas fluctuations controlled by ocean circulation changes p.373
doi: 10.1038/nature07531
Long-period earthquakes and co-eruptive dome inflation seen with particle image velocimetry p.377
doi: 10.1038/nature07429
Acoel development indicates the independent evolution of the bilaterian mouth and anus p.382
doi: 10.1038/nature07309
Sequencing the nuclear genome of the extinct woolly mammoth p.387
doi: 10.1038/nature07446
Guarding the gateway to cortex with attention in visual thalamus p.391
doi: 10.1038/nature07382
Mechanism of phototaxis in marine zooplankton p.395
doi: 10.1038/nature07590
The zinc-finger protein Zelda is a key activator of the early zygotic genome in Drosophila p.400
doi: 10.1038/nature07388
Concerted multi-pronged attack by calpastatin to occlude the catalytic cleft of heterodimeric calpains p.404
doi: 10.1038/nature07353
Calcium-bound structure of calpain and its mechanism of inhibition by calpastatin p.409
doi: 10.1038/nature07451
The ion pathway through the opened Na+,K+-ATPase pump p.413
doi: 10.1038/nature07350
