Patients with low HIV viral loads are just as likely to harbour HIV variants with drug resistance mutations as those with high viral loads.
Mobile phones have the potential to provide educational instruction in resource-constrained contexts.
Instruction through mobile phones can provide an effective, scalable method to provide education instruction when schooling is disrupted.
The pink periwinkle is used as a tonic and emetic for the treatment of many health conditions.
Jekesai Njikizana/AFP via Getty Images
Thousands of plant species are used in African traditional medicine. Extracts from some of these plants are part of important pharmaceutical drugs.
The author and a colleague on the hunt for fossil traces.
Collectively, the evidence studied by ichnologists helps to paint a picture of long-gone landscapes and the creatures and plants that populated those spaces.
In Lesotho, solar panels generate power for households.
Sub-Saharan Africa is one of the world’s most sunlit regions. A prototype generator uses that sunlight in place of diesel to support unreliable electricity grids.
Scientists find variants by sequencing samples from people that have tested positive for the virus.
There’s a new COVID lineage called B.1.1.529. It has a genetic profile very different from other circulating variants
Blood feeding female malaria vector Anopheles arabiensis.
University of Pretoria Institute for Sustainable Malaria Control
The countries share related populations, economies, ecologies and epidemiologies. This interconnectedness highlights challenges and opportunities for more effective malaria control across the region.
Lucara Diamond Corp
Smaller diamonds are so common that some can be purchased for cheaper than a tank of petrol. Larger diamonds are an entirely different story.
Technology has been key in tackling fraud.
Countries have adopted a wide array of measures involving a proliferation of fraud agencies.
Displaced people arrive in Pemba, Mozambique, after fleeing Palma following a brutal attack by Islamist insurgents in March.
John Wessels/AFF via Getty Images
The Southern African Development Community does not have a remarkable record of military interventions in civil conflicts in the region.
Appropriately designed taxes on sugar-sweetened beverages would result in proportional reductions in consumption.
Without reliable, local and timely data, countries will miss the potential of sugar-sweetened beverage taxation as a public health intervention.
The competing interests of economic growth and public health aren’t being managed well.
Implementing a sugar-sweetened beverage tax in all African countries will require sufficient political will and support from civil society.
An African forest elephant (
Loxodonta cyclotis) in Odzala-Kokoua National Park, Republic of the Congo.
Nicolas Deloche/Godong/Universal Images Group via Getty Images
A new review of the status of African elephants finds scientific grounds for dividing them into two species, and reports that both have suffered drastic population declines since 1990.
In some African countries, lion trophy hunting is legal.
Riaan van den Berg
Debates centred on the role of recreational hunting in supporting nature conservation and local people’s livelihoods are among the most polarising in conservation today.
This week South Africa’s finance minister Tito Mboweni will deliver the country’s medium term budget review.
Photo by Jeffrey Abrahams/Gallo Images via Getty Images
Medium-term expenditure frameworks can be useful only when they are based on comprehensive medium-term development plans.
The doum palm is an indigenous tree in Kenya which produces edible fruit.
Wolfgang Kaehler/LightRocket via Getty Images
Africa’s key to future food-nutrition security may depend on the untapped potential of indigenous fruit trees.
Moeletsi Mabe/The Times/Gallo Images/Getty Images
The revered trombonist, composer and cultural activist never wished to be ‘the state composer’ but remained political until the end, in service of the people.
Fracking in the headwaters of the Okavango delta may negatively affect the water quality in this water source area.
Fracking in Botswana could have an impact not only the country’s groundwater, but also that of Namibia and South Africa.
The most effective means of controlling locusts is to prevent the swarms from forming.
Locust outbreaks are driven by unusual climatic conditions.
The tourism establishment could be depleting scarce water resources to the detriment of local communities.
Tourism ventures in a water-stressed region like southern Africa need to balance the needs of guests and staff with the needs of surrounding communities.