Nature highlights

Key research and analysis from this week's Nature magazine.

• Retroviral assembly
• Enzymes get physical
• Acid drops in the martian ocean
• Beyond the synchrotron
• Divide and rule
• Accentuate the positive
• Predictors of deforestation
• Something in the heir
• Missing link to cancer
• RNA takes charge
• Not-so-selfish RNA

23 September 2004 table of contents