SciDev.Net

Many new technologies have promised to remove arsenic from drinking water but little has changed on the ground, finds T. V. Padma.

Gill Samuels of the Global Forum for Health Research tells SciDev.Net why health innovation must include health systems research.

A new study has evaluated the 12 potential vaccines against dengue fever, discussing the challenges facing their development.

Nutrient-rich foods could combat malnutrition — but getting from the lab to the plate is proving a challenge.

Priya Shetty explains the links between climate change and insect-borne disease, and outlines priorities for developing country policymakers.

Modelling how climate change might affect insect-borne disease is hugely complex — and increasingly controversial, explains Justine Davies.

Many HIV vaccines and microbicides have failed clinical trials and HIV researchers say the field needs to get back to basics.

The WHO director-general on the first pandemic in four decades and the battle to get drugs and vaccines to the developing world.

It is a hundred years since the discovery of Chagas disease — and in some ways it has been a lost century, say campaigners.

Persuading Cambodian river-dwellers to use a newly designed floating toilet instead of the river could cut soaring diarrhoea rates.

A proposal for tackling dengue fever has caused controversy because it would involve releasing GM mosquitoes into the wild.

The executive director of the Gates Foundation tells SciDev.Net why he is throwing conventional research proposals into the bin.

A tiny solar-powered microscope with no lens could be a cheap and disposable alternative for malaria diagnosis

The United States should invest in developing-world health and science for diplomatic and ethical reasons, argues one of its top science advisers.

Scientists are monitoring people at risk of catching diseases from animals, in the hope of preventing a pandemic

As tuberculosis strains that are resistant to all known drugs continue to emerge, scientists are trying new approaches to drug development.

Polio is still with us, and scientists are having to rethink vaccination strategies for developing countries in the hope of eradication.

A Danish company is proving that there is profit to be made in making products for the poor, including a 'straw' that makes water drinkable.

Text messaging to ensure that TB patients in developing countries take their medication every day is showing promise in trials.

Developing countries are attractive places to run clinical trials, but in many places ethical oversight falls short.