Nature highlights

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

• Cosmology: Galactic Centre flares up
  
• Bacterial cytoskeleton: Actin's ancestral ribbons
• Earth's inner core: Anisotropy explained?
• Cancer: Dual role of p16^Ink4a and p19^Arf
• Archaeology: Our friends in the north
• Haemostasis: Thicker than water
• Films: On thin water

06 September 2001 table of contents