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There is renewed interest in natural materials, as recyclability and environmental safety become more important in manufacturing and consumables.
In 10 years, Thohoyandou in Limpopo has become unrecognisable.
It seems chemists are always out to make life harder for matric students and science undergraduates.
Ancient pollen "finger prints" tell secrets of our environment.
A typical day for women in resource-poor communities such as the Sekhukhune district in Limpopo is far from easy.
For centuries it was the treatment of choice against malaria until new drugs with fewer side effects came along.
Southern Africa's past can contribute to understanding today's knowledge systems.
Scientists are finding new ways to combat MRSA, a deadly bacteria.