Some cosmologists believe a previous, cold dark empty universe like the one which lies in our far future could have been the source of our very own Big Bang.
Author: The Conversation
The successful launch on Saturday of the James Webb Space Telescope is a timely opportunity to reflect on what previous generations of telescopes have shown us.
Hybrid warfare is gaining traction globally as the preferred option for conducting malicious statecraft in the grey zone between peace and war.
If you use “123456”, “password” or “qwerty” as a password, you’re probably aware that you’re leaving yourself vulnerable to hackers.
It’s now cheaper for Eskom to buy renewable energy from independent power producers than to run its coal power stations.
Shabir Madhi has been a key player in shaping the country’s response. Here he provides an assessment of plans to vaccinate adolescents, and next steps.
Stellenbosch University’s Thinus Booysen and Arnold Rix explain what the power grid is and what keeps it stable – or not.
On paper, privacy rights for citizens of countries throughout Africa are well protected. In practice, governments are engaged in illegal digital surveillance of their citizens.
Nasa’s James Webb Space Telescope is the most powerful space telescope ever built and a complex piece of mechanical origami that has pushed the limits of human engineering.
Have you ever wondered if you’re just a character in some elaborate simulation? You shake the thought off because you’re a real person, living a real life, in a concrete reality. But can you be certain that you are?