S. Romi Mukherjee outlines human rights-based approaches to science, technology and development, and what they mean for policy and practice.

India dreams of becoming a scientific powerhouse, but challenges lie ahead, including complex bureaucracy.

Munyaradzi Makoni explains how an economic crisis and a brain drain have created problems for Zimbabwe's science minister, Heneri Dzinotyiweyi.

Can developing countries use nanotechnology to improve health? Priya Shetty looks at nanomedicine's promise.

South Africa is using nanotechnology to improve existing tuberculosis drugs. Munyaradzi Makoni looks at a developing country's experience.

An Indian water filter that uses low-tech rice waste and high-tech nanoparticles could provide clean water to millions of families.

Nanotechnology could help give millions clean drinking water. David J. Grimshaw outlines the potential, the progress and some of the risks.

Can nanosponges solve a continent's water contamination problems? Munyaradzi Makoni investigates.

Thailand is pumping money into nanotechnology but a dearth of scientists and engineers could be a barrier to success.

Israeli-Palestinian scientific cooperation persists despite an unstable political atmosphere in the region, reports Nadia El-Awady.

Nanotechnology research could take off in India but as R. Ramachandran reports, there are obstacles on the runway.

China's remarkable advances in nanotechnology over the past decade suggest it will become a leading contributor to the field in coming years, says Chunli Bai.

Fabio Salamanca-Buentello discusses the role nanotechnology can play in bridging the gap between rich and poor countries.

Anil K. Rajvanshi reports on innovative ideas that could revolutionise cooking and lighting for billions of people.

Nanotechnology may be small, but it could have a massive impact on life in developing countries — once the problems are ironed out.