Even with free data and unlimited educational material, online self-guided learning has a number of challenges.
Due to restricted resources and infrastructure, few schools have been able to adopt online learning as a result of the lockdown.
Des manchots royaux en mer.
Une équipe de chercheurs a découvert que les manchots émettent des sons sous l’eau. Voici les détails de cette fascinante découverte.
Reptile, avian and mammal tracks and Middle Stone Age artefacts on a large track bearing surface which has since been buried by a landslide.
Images modified from Helm, et al. 2020. South African Journal of Science, 116
While crocodylian fossil swim traces have been described from other continents, to the best of our knowledge the examples we describe are the first such reptilian swim traces from Africa.
King Penguins at sea.
This study provides the first evidence that penguins emit sounds underwater when they hunt.
The Nxaxo Estuary in South Africa’s Eastern Cape province.
Dr Jacqueline Raw
Scientists are building up a picture of how much carbon can be taken out of the atmosphere and stored in coastal ecosystems.
La révolution industrielle a spécialisé les agriculteurs, coupant court aux échanges indispensables pour entretenir la biodiversité des espèces cultivables.
Former leader of the Democratic Alliance, Mmusi Maimane. The politics of race in the party ended his tenure.
There is no moral equivalence between apartheid’s use of race categories and their continued use by the democratic government.
The white liberal establishment, both inside and outside the Democratic Alliance, holds on to its race-blindness by distorting the South African idea of “non-racialism”.
Many South Africans hold onto the hope that a win in the World Cup translates into another defining moment for the country.
Wetlands are an important resource that needs to be taken better care of.
Dugongs are rare and elusive.
While the other members of the Sirenia are found in the Atlantic, the dugong is the only sea cow found in the Indian Ocean and south-western Pacific. This highlights its deep African connections.
A rock surface containing a circular pattern with a central depression. The scale bar = 10 cm.
Images modified from: Helm, C.W.; Cawthra, H.C.; De Vynck, J.C.; Helm, C.J.; Rust, R.; Stear. W. Patterns in the Sand: A Pleistocene hominin signature along the South African coastline? Proceedings of the Geologists’ Association (2019)
Given that we know humans moved across these landscapes, we wondered whether there might also be evidence of other forms of human activity on these surfaces of sand.
An oiled penguin in the aftermath of a spill in the waters of Algoa Bay.
Oil spills from a project that's designed to harness the economic potential of South Africa's oceans are threatening the world's largest remaining African Penguin colony.
Baby sea turtles head for their natural habitat.
These trackways preserve an incredibly brief moment in time. More importantly, they tell us about ancient climates, and how turtle breeding ranges have changed over the millenia
There’s a huge amount of seafood variety that can come in many forms.
Our new paper titled ‘DNA barcoding validates species labelling of certified seafood’ presents the largest and most comprehensive assessment of MSC-labelled products to date.
South African performers from the Mzansi Ballet.
Government support for the arts, culture and heritage is important even in tough economic conditions.
Roberts Rock, before it slid into the sea, provided evidence of ancient vertebrate life.
Trackways made by vertebrates during the Pleistocene era, dating back to between 36 000 and 140 000 years helps with research into ancient animals.
The trilobite manuport (Bainella sp) from Robberg on the Cape south coast was carried at least 10 km to a small cave shelter. For scale, the bar is 10 cm long.
Geomythology can be a powerful way to inspire more people on the continent to become interested in Africa's palaeoscience.
Banking water ensures a steadier, reliable supply in future.
Banking water minimises the impact of evaporation and means that water can also be recycled from various sources.
A woman draws water from a hand pumped well in northern Ghana.
Many African countries tend to mismanage their groundwater resources.