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 agreement signed last week between Japan and the United States will not in the long run keep Silicon Valley healthy, and meanwhile will be a recipe for trouble.
While theorists continue to brood about the properties of quasi-crystals, experimentalists have begun to simulate them in the laboratory to tell how they behave.
The arguments in support of life as a cosmic phenomenon are not readily accepted by a culture in which a geocentric theory of biology is seen as the norm.
New equipment and methodology keep breaking old moulds. This week an all-purpose robot rides on the ceiling, mussels make tissue culture a sticky situation and a fungus fights the planthopper that feeds it.
