Palaeoanthropology: Tracking the first Americans p.23
doi: 10.1038/425023a
Volume 425 Issue 6953
News & Views
Earth science: Just add water p.24
doi: 10.1038/425024a
Cell biology: Join the crowd p.27
doi: 10.1038/425027a
Quantum physics: Entanglement hits the big time p.28
doi: 10.1038/425028a
Genetics: A balancing act p.29
doi: 10.1038/425029a
Climate change: Chilled out in the ice-age Atlantic p.32
doi: 10.1038/425032a
Reproductive biology: Forming an attachment p.33
doi: 10.1038/425033a
Letters
Violation of a Bell-like inequality in single-neutron interferometry p.45
doi: 10.1038/nature01881
Entangled quantum state of magnetic dipoles p.48
doi: 10.1038/nature01888
Magnetic enhancement of superconductivity from electron spin domains p.51
doi: 10.1038/nature01842
Geochemical evidence for efficient aquifer isolation over geological timeframes p.55
doi: 10.1038/nature01966
Laboratory models of the thermal evolution of the mantle during rollback subduction p.58
doi: 10.1038/nature01923
Craniometric evidence for Palaeoamerican survival in Baja California p.62
doi: 10.1038/nature01816
A uniquely specialized ear in a very early tetrapod p.65
doi: 10.1038/nature01904
Ecological and genetic spatial structuring in the Canadian lynx p.69
doi: 10.1038/nature01942
Evolution of cooperation and conflict in experimental bacterial populations p.72
doi: 10.1038/nature01906
Evolution of novel cooperative swarming in the bacterium Myxococcus xanthus p.75
doi: 10.1038/nature01908
Host sanctions and the legume?rhizobium mutualism p.78
doi: 10.1038/nature01931
Functional genetic analysis of mouse chromosome 11 p.81
doi: 10.1038/nature01865
The plastid clpP1 protease gene is essential for plant development p.86
doi: 10.1038/nature01909
Oleylethanolamide regulates feeding and body weight through activation of the nuclear receptor PPAR- α p.90
doi: 10.1038/nature01921
Proton-sensing G-protein-coupled receptors p.93
doi: 10.1038/nature01905
Structure of the catalytic domain of human phosphodiesterase 5 with bound drug molecules p.98
doi: 10.1038/nature01914
Review Article
Whole-mantle convection and the transition-zone water filter p.39
doi: 10.1038/nature01918
