Globally, there are 47 million people living with dementia with an increase of over 20% in the caseload year on year.
As we mark World Alzheimer's Day, research shows that tackling non-communicable diseases such as diabetes and hypertension could reduce the caseload.
Africa needs women scientists and researchers like the Ivory Coast’s Dr Celine Nobah, pictured here at work. What can be done to develop female researchers?
Policies at universities and in research institutions can be changed in small and significant ways to boost the space for gender equity within the sciences.
Demand for housing in South Africa continues to outstrip supply despite the government having made more than three million houses to poor households.
The dismally slow provision of housing in South Africa is such that more than 2.2 million households live in 2700 informal settlements. Waiting is the norm and can take years, even decades.
Alcohol abuse in South Africa has roots in the dop system, introduced by Dutch colonists was a means of paying farm workers with cheap alcohol.
Dealing with foetal alcohol syndrome in South Africa needs more than telling women to stop drinking during pregnancy. It must also deal with the society around them.
Globally bulnerable yellow-breasted pipits are endemic grassland specialists severely affected by current farming practices.
Simple changes to current grassland management has the potential to save many endangered birds.
Unused cooling towers overlooking an informal settlement in Soweto. A new study suggests that poverty in South Africa is actually higher than the figures usually quoted.
A review of South Africa's methodology to measure poverty shows that 60% of people in the country are poor. This is way higher than the figures that are usually quoted.
Being able to learn science in a number of languages helps children to develop an understanding of concepts - like the robotics used to build this dinosaur.
Using more than one language when teaching and learning science in schools can greatly enhance concept development. This in fact goes to the heart of science.
Secretary birds are identified by South Africa’s early warning system as being fast headed towards extinction.
Early warning systems are available for things like tsunamis and diseases. Why not for animals as well?
When it comes to stem cells, the ways that informed consent has been obtained in the past are not sufficient and improvements are needed.
South African President Jacob Zuma, right, listens to Chief Justice Mogoeng Mogoeng ahead of Zuma’s second inauguration in Pretoria.
Tensions are probably inevitable in any constitutional democracy that empowers the courts to overrule the executive and legislature. But, judges are worried cabinet undermines the rule of law.
Legislation in South Africa needs to be updated to accommodate the development in stem cell research and therapies.
South Africa may have legislation broadly guiding stem cell research and treatment, but these laws must be updated and clarified for it to be effective.
The conduct of police at colleagues’ funerals sheds light on police culture.
South African police are murdered at a high rate, making funerals and memorial services all too common. What happens and gets said at these services can help us understand aspects of police culture.
Embryonic stem cells.
Stem cell research and therapy have become buzzwords across the globe. Although some of the treatments are controversial and unsafe, there is also a great deal of excitement and promise.
There’s a long road to parity for women in science in southern Africa.
Initiatives to attract and retain women in science must overcome chauvinism and other obstacles to succeed.
Nigerian author Chinua Achebe’s Things Fall Apart is hailed as one of the greatest novels ever set in Africa.
There's a fierce debate underway about changing university curricula in Africa and the UK to be less Eurocentric. Three academics offer their suggestions for a decolonised reading list.
South Africa needs to ensure that it is equipped to deal with bioterrorism attacks and possible laboratory outbreaks.
In the science world, laboratories are essential but safety precautions should be taken to prevent any incidents like the Ebola outbreak or biochemical attacks.
Many of South Africa’s primary and secondary schools are dysfunctional. But should universities use this as an excuse to turn all applicants from these schools away?
Data from the National Benchmark Test can be used by universities to support students who lag behind in academic literacy.
There is an abundance of baby fur seals on the west coast of South Africa, but true seals, which inhabited the area five million years ago, no longer do so.
Climate and sea level changes over time have led to the disappearance of the true seals, although these mammals still exist in the Antarctic.
A student protests against colonial-era statues at the University of Cape Town. Changing the curriculum structure is another way to decolonise South Africa’s universities.
It's not just the content of South Africa's university curricula that needs to be re-examined. The country's degree structure should be reconsidered, too.
South African’s maize crops are an example of a GMO crop.
Only a few African countries are using genetically modified organisms for their crops.