Regular physical activity helps to prevent and manage many chronic diseases.
Factors such as having supportive family and friends, safer communities, positive school environments and adequate resources, are often associated with more physical activity.
Being too hot isn’t just uncomfortable: it can be dangerous.
Simply put, southern Africans are experiencing heat stress more often than in 1979.
Machine learning techniques showed that individual identity is important to spotted hyenas.
YASUYOSHI CHIBA/AFP via Getty Images
The findings suggest that poaching rates are lower where there is strong national governance and levels of local human development are higher.
Dr Sarah Mothulatshipi and Topo Mpho Çhengeta in Gweta, Botswana exchanging knowledge with the local community about long term environmental change and stone age archaeology in the area.
Scientists join their profession with the hope their research will benefit humanity. But many still inadvertently exploit local collaborators or communities as cheap labour.
African wild dog with pups.
African wild dogs are adapting to rising temperatures using a cue that no longer accurately predicts the best conditions for reproduction.
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.