Nature highlights

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

• Developmental genetics: Hsp90's genetic cover-up
  
• Degrees of freedom
• Astrophysics: Jet power
• Atmospheric chemistry: Vapour trail
• Language: Scientifically speaking
• Bacteriology: Hyperinfective cholera
• Developmental neurobiology: In two minds
• Pilotless research aircraft: Plane truth
  

6 June 2002 table of contents