Features in 2009

Nanotechnology could have an impact on many areas of the food industry, including packaging, nutrient delivery and food quality, but it is too early to tell if it will be embraced by food companies and the general public.

In 1959 Richard Feynman called for researchers to improve the resolution of the electron microscope, and they have — but resolution is only part of the story.

Combining magnetic nanoparticles, microfluidics and nuclear magnetic resonance could transform the way tuberculosis and other diseases are diagnosed.

Small start-up companies are making large volumes of graphene, the world's thinnest material, for applications such as composites and electrodes.

A collaboration between China's leading university and one of the world's biggest industrial companies is bringing a range of nanotube-based materials and devices to the market.

A company founded by two ex-Microsoft employees is buying up patents in nanotechnology and other areas on a grand scale, as Adarsh Sandhu reports.