Matric maths results paint a horrifying picture
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.
Author The Conversation
Africa is still in the dark as electrification plans stall
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.
Earth-sized planet found in habitable zone of nearby star
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.
Work is part of being human – robots won’t stop us doing it
Work is tied to our constitution as a species. And this fact is too often overlooked in discussions about the future of work.
A quantum computing future is unlikely – here’s why
Due to the inevitability of random errors in the hardware, useful quantum computers are unlikely to ever be built.
Mobile won’t fix the digital divide
Mobile services have had an important and positive impact on developing countries where they are the main means of connecting to the Internet. However, mobile services have capacity constraints.
Study suggests objective reality does not exist
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.
Will renewables cut electricity prices in South Africa? It’s complex
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.
World’s deadliest inventor: Mikhail Kalashnikov and his AK-47
Perhaps you think the atomic bomb is responsible for more deaths than any other weapon. The Kalashnikov assault rifle, commonly known as the AK-47, has killed far more.
DNS-over-HTTPS: Why the Web’s latest privacy tech is causing an outcry
A new technology promises to make your Web browser more private than ever, keeping your Internet activity from prying eyes. But some argue your data won’t actually be all that private.
