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Ashley Nyiko Mabasa (Supplied) South Africa has committed to drastically reducing its carbon emissions. It has begun decommissioning coal-fired power plants. But Ashley Nyiko Mabasa says mixed messages about the future of coal could derail the process, and there must be a plan to limit job losses.The government and power utility Eskom are confronted with a Catch-22 situation when…

President Cyril Ramaphosa In a virtual imbizo, President Cyril Ramaphosa said the pandemic would leave South Africans, on average, poorer.He said government was already working on a plan which will entail public employment through infrastructure projects.However, economic recovery won't happen overnight.While the Covid-19 pandemic will leave South Africans on average poorer, President Cyril Ramaphosa is…

How, exactly, does the coronavirus hijack and reprogram human cells to sicken and kill? This question has obsessed Nevan Krogan since February, when the UCSF virus expert and his colleagues realized, before many did, that things in America would get very bad very fast. Since then, the question has only grown more urgent, and for…

Professor Shabir Madhi Supplied by Wits University One of the country's top scientists has argued that, from a scientific perspective, there isn't merit in banning smoking but allowing the sale of alcohol.Professor Shabir Madhi says the damage caused by smoking does not occur overnight.Madhi says the discussion around the sale of cigarettes has become unmanageable.Top…

Perception and Mind Lab at Johns Hopkins in Baltimore, MD, have turned this view on its head. They carried out a series of experiments to find out how people detect objects under different conditions. They suggest that the brain’s representation of an object includes how someone perceives it — not just how it truly is.…