Technology originally conceived for space exploration could provide faster and more accurate testing for tuberculosis.

Seventeen nations pledged to take action on climate change at a meeting in the United States, but no emissions targets were agreed.

Seventeen nations pledged to take action on climate change at a meeting in the United States, but no emissions targets were agreed.

HIV-positive women are more vulnerable to infection after giving birth and should receive focused healthcare, say researchers.

Wildlife and tourism in the national park of Zambia's Kafue Flats are under threat from an invasive weed.

Wildlife and tourism in the national park of Zambia's Kafue Flats are under threat from an invasive weed.

Post mortems on bird flu victims have shown that the H5N1 virus infects more organs and cells than previously thought.

Post mortems on bird flu victims have shown that the H5N1 virus infects more organs and cells than previously thought.

India's tsunami warning centre in Hyderabad is fully operational, providing data to Indian organisations as well as neighbouring countries.

India's tsunami warning centre in Hyderabad is fully operational, providing data to Indian organisations as well as neighbouring countries.

Researchers in India have found that the antimalarial drug artemisinin can kill the parasite that causes leishmaniasis.

Researchers in India have found that the antimalarial drug artemisinin can kill the parasite that causes leishmaniasis.

China is to share its disaster management and forecasting information, technology and expertise with other developing nations.

China is to share its disaster management and forecasting information, technology and expertise with other developing nations.

Satellites are invaluable for gathering and delivering important information to advance developing countries, meeting participants learn.

Satellites are invaluable for gathering and delivering important information to advance developing countries, meeting participants learn.

Adding the antibiotic moxifloxacin to a TB drug combination could reduce treatment to just four months, say researchers.

Adding the antibiotic moxifloxacin to a TB drug combination could reduce treatment to just four months, say researchers.

A South African scheme has created 51 new research positions in universities across the country.

A South African scheme has created 51 new research positions in universities across the country.

A Japanese initiative using satellite data to provide disaster information in Asia could extend its coverage to other developing countries.

A Japanese initiative using satellite data to provide disaster information in Asia could extend its coverage to other developing countries.

One Laptop Per Child has announced a 'Give 1 Get 1' scheme for its laptops in North America to invigorate sales.

One Laptop Per Child has announced a 'Give 1 Get 1' scheme for its laptops in North America to invigorate sales.