Most people by now have heard of severe acute respiratory syndrome coronavirus-2, or Covid-19. But some may not be aware that Sars-CoV-2 belongs to a family of viruses. And the family is, we fear, expanding.
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In the absence of evidence that has withstood public scrutiny, President Cyril Ramaphosa may have gone too far by imposing a three-week national lockdown. By Seán Mfundza Muller.
The coronavirus outbreak is causing people to rethink the handshake and seek other gestures that perform similar functions without touch.
When Google published revenue from its cloud business for the first time last month, a feeling of bitter vindication swept through IBM.
A metal best known for galvanising steel is making the jump into a developing $30-billion energy-storage market for electrical grids that’s increasingly seen as key to unleashing solar and wind power upon the world.
Missteps helped drive shares of Nokia in its current form close to their all-time lows as a multiple of expected earnings. Its new CEO, Pekka Lundmark, is tasked with the difficult job of returning it to prosperity.
Mathematical modelling can be used to show that increasing tariffs, which encourages consumers to invest in alternative energy supplies, puts Eskom at risk.
Predictions that bitcoin would collapse have not borne fruit. Despite its bubbles and crashes, the cryptocurrency is now a semi-permanent feature of the financial landscape. What it is not, however, is a generally accepted currency.
For the second time in as many years, Apple has had to temper its sales outlook because of unexpected shifts in China, the country that’s served as the engine of its growth and success.
Thousands of new satellites have the potential to revolutionise many aspects of everyday life. Amid all the fanfare, though, a critical danger has flown under the radar: the lack of cybersecurity standards and regulations.