Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Frank Barnaby, head of the Stockholm International Peace Research Institute (SIPRI), outlines the course being followed by military technology and offers his view on the role of peace research
Britain moved another step in its efforts to implement a broad national energy policy with the announcement last week of a programme supporting the exploitation of solar power. Chris Sherwell reports