Tag : University of Pretoria

Biology & Evolution Climate & Earth

Investigations into Namibia’s “fairy circles” in the desert

Sarah Wild
Plants refuse to grow in Namibia’s fairy circles, and scientists are on a mission to find out why. No theory has been proven yet. Armed...
Agriculture Climate & Earth

Weave a mat to prevent soil erosion

Engela Duvenage
For experienced soil scientist Dr Garry Paterson the results of poor land use practices in many South African regions are all too obvious. “When the...
Health & Medical

Testing for anti-HIV drugs – one indigenous plant at a time

Engela Duvenage
An indigenous grey-leaved shrub called poplar helichrysum has helped medical plant scientist Dr Heino Heyman to develop a technique that speeds up the sifting process...