Nature highlights

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

• The look of Toumaï
• New polio vaccines vital
• Toothless in Dmanisi
• Two into 2 will go
• Underground resistance
• Starring black holes
• Light from an alien planet
• Fuelling the hydrogen economy
• Earthquake energy: ground force
• TB or not TB
• Plan of attack
• Cardiovascular action of THC

7 April 2005 table of contents