Mathematical modelling can be used to show that increasing tariffs, which encourages consumers to invest in alternative energy supplies, puts Eskom at risk.
Author: The Conversation
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.
About 81.3% of those who wrote matric in 2019 passed. What the country is not hearing about from the minister of basic education, Angie Motshekga, is the drop in performance in mathematics.
The largest decline in reliable electricity supply in recent years occurred in South Africa, but much of the rest of the continent is in far worse shape as electrification projects have stalled.
A few months ago, a group of Nasa exoplanet astronomers, who are in the business of discovering planets around other stars, called me into a secret meeting to tell me about a planet that had captured their interest.
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In the micro-world of atoms and particles that is governed by the strange rules of quantum mechanics, two different observers are entitled to their own facts.
The transition from fossil fuels to cleaner energies is a global pursuit. But it’s faster and more intensive in some countries than others. Take the case of South Africa.