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.
The British are whipping themselves into an orgy of excitement about the export of farm animals to the rest of Europe without proper consideration of the underlying issues.
The principle of academic freedom is an inalienable right in any civilized country. How should the state support academic research without interfering with it?
This journal has offered Dr Peter Duesberg and his associates an opportunity to comment on last week's publications suggesting that the immune system reacts hyperactively to HIV infection.