Emerging Area and outside front cover 
The synthesis and properties of DNA block copolymers - hybrid materials made up of synthetic polymers and DNA - are described by Fikri Alemdaroglu and Andreas Herrmann from the Max Planck Institute for Polymer Research, Mainz, Germany. 




Perspective and inside front cover 
Robin Hicks from the University of Victoria, Canada reviews the major classes of stable organic and organomain group radicals. 




Hot Article 
A new sensor that can efficiently monitor damaging reactive oxygen species (ROS) in biological samples has been developed. Professor Tito Scaiano, University of Ottawa, Canada and colleagues have shown that their new sensor to be a useful new tool for detecting ROS in homogenous and biological systems. 




Hot Article 
The future for research into a key biological complex is a lot brighter thanks to researchers in the Netherlands. Herman Overkleeft and colleagues at Leiden University have developed a series of new inhibitors for the proteasome, a human protein complex, simply by swapping parts of well-known inhibitors.