Nature highlights

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

• Neurology: Nogo receptor and nerve regrowth
• Radio communications: Tripling channel capacity
• Natural gas: Older and deeper
• Missing link: Obesity and diabetes
• Planetary science: Cassini news flash
• Seismology: Moho on a charge
• Speciation: Potency of cheep music

18 January 2001 table of contents