Science 17 November 2006: 1083-1084.
Full Text »| PDF »|
Books et al.
EVOLUTION AND DEVELOPMENT: A Kernel Bears Fruit
Detlev Arendt
Science 17 November 2006: 1085-1086.
Summary »| Full Text »| PDF »|
BIOGRAPHY: A Fresh Look at Darwin
Janet Browne
Science 17 November 2006: 1086-1087.
Summary »| Full Text »| PDF »|
Books Received
Science 17 November 2006: 1087.
Summary »|
Policy Forum
RESEARCH FUNDING: Enhanced: NIH in the Post-Doubling Era: Realities and Strategies
Elias A. Zerhouni
Science 17 November 2006: 1088-1090.
Summary »| Full Text »| PDF »|
Perspectives
PSYCHOLOGY: Money Is Material
Carole B. Burgoyne and Stephen E. G. Lea
Science 17 November 2006: 1091-1092.
Summary »| Full Text »| PDF »|
GEOLOGY: Why Do Freezing Rocks Break?
Bernard Hallet
Science 17 November 2006: 1092-1093.
Summary »| Full Text »| PDF »|
COMPUTER SCIENCE: What Do Robots Dream Of?
Christoph Adami
Science 17 November 2006: 1093-1094.
Summary »| Full Text »| PDF »|
CELL BIOLOGY: Sara Splits the Signal
Juergen A. Knoblich
Science 17 November 2006: 1094-1096.
Summary »| Full Text »| PDF »|
CHEMISTRY: Breaking the H2 Marriage and Reuniting the Couple
Gregory J. Kubas
Science 17 November 2006: 1096-1097.
Summary »| Full Text »| PDF »|
BIOCHEMISTRY: RNA Polymerase, a Scrunching Machine
Jeffrey W. Roberts
Science 17 November 2006: 1097-1098.
Summary »| Full Text »| PDF »|
Brevia
Rapid Temporal Reversal in Predator-Driven Natural Selection
Jonathan B. Losos, Thomas W. Schoener, R. Brian Langerhans, and David A. Spiller
Science 17 November 2006: 1111.
As island lizards shift from ground to trees to escape predators, the selective pressure favors longer legs instead of the shorter legs favored on the ground.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Research Article
Sequencing and Analysis of Neanderthal Genomic DNA
James P. Noonan, Graham Coop, Sridhar Kudaravalli, Doug Smith, Johannes Krause, Joe Alessi, Feng Chen, Darren Platt, Svante Pääbo, Jonathan K. Pritchard, and Edward M. Rubin
Science 17 November 2006: 1113-1118.
The sequences of DNA fragments from Neanderthal bones date the divergence of humans and Neanderthals to about 370,000 years ago.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Reports
Resilient Machines Through Continuous Self-Modeling
Josh Bongard, Victor Zykov, and Hod Lipson
Science 17 November 2006: 1118-1121.
When it receives appropriate sensory information, a mobile robot can compensate for damage to one of its four legs by updating an internal model of itself.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Solid-State Thermal Rectifier
C. W. Chang, D. Okawa, A. Majumdar, and A. Zettl
Science 17 November 2006: 1121-1124.
Systematically increasing the amount of a platinum compound along the length of a boron or carbon nanotube allows heat to flow preferentially in the opposite direction.
Abstract »| Full Text »| PDF »|
Reversible, Metal-Free Hydrogen Activation
Gregory C. Welch, Ronan R. San Juan, Jason D. Masuda, and Douglas W. Stephan
Science 17 November 2006: 1124-1126.
A phosphonium borate releases hydrogen upon heating above 100°C and reabsorbs it at room temperature, yielding a low-density metal-free system for H2 storage.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Bedrock Fracture by Ice Segregation in Cold Regions
Julian B. Murton, Rorik Peterson, and Jean-Claude Ozouf
Science 17 November 2006: 1127-1129.
Experiments show that rocks are fractured by the segregation and growth of ice in cracks, not by the expansion that occurs as water freezes to ice.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
The Impact of Boreal Forest Fire on Climate Warming
J. T. Randerson, H. Liu, M. G. Flanner, S. D. Chambers, Y. Jin, P. G. Hess, G. Pfister, M. C. Mack, K. K. Treseder, L. R. Welp, F. S. Chapin, J. W. Harden, M. L. Goulden, E. Lyons, J. C. Neff, E. A. G. Schuur, and C. S. Zender
Science 17 November 2006: 1130-1132.
Boreal forest fires add to warming initially, as greenhouse gases are released, but the increased exposure of snow in burned areas produces a delayed reflection that induces cooling.
Abstract »| Full Text »| PDF »| Supporting Online Material »|
Solar Wind Neon from Genesis: Implications for the Lunar Noble Gas Record
上一篇：2006年11月03日 Science中英文摘要 下一篇：2006年11月10日 Science中英文摘要
共4页: 上一页 [1] [2] 3 [4] 下一页
