Nature highlights

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

• Climate: Carbon sinks down in the forest
• Kuiper-belt objects: Getting the measure of Varuna
• Obesity: Leptin on the brain
• Antarctic ecology: Vostok stays cool
• Seismology: Twin quakes
• Magnesium diboride: Effective superconductor
• Memory: Now you smell it...
• Yunnan fossils: Softly softly

31 May 2001 table of contents