We looked at all the recent evidence on mobile phone bans in schools – this is what we found
Mobile phones are currently banned in all Australian state schools and many Catholic and independent schools around the country. This...
TECHNOLOGY
Are private conversations truly private? A cybersecurity expert explains how end-to-end encryption protects you
Several popular messaging apps, including Messenger, Signal, Telegram and WhatsApp, use end-to-end encryption. Open Rights Group/Flickr, CC BY-SAImagine opening your...
Edward Webster: South African intellectual, teacher, activist, a man of great energy and integrity, and the life and soul of any party
Eddie Webster (82), sociologist and emeritus professor at the Southern Centre for Inequality Studies at the University of the Witwatersrand...
Our family is always glued to separate devices. How can we connect again?
Space_Cat/ShutterstockIt’s Saturday afternoon and the kids are all connected to separate devices. So are the parents. Sounds familiar? Many families...
High-energy laser weapons: A defense expert explains how they work and what they are used for
The USS Portland test-fires a laser weapon. The photo captured infrared light to make the beam visible. Staff Sgt. Donald...
First Newshub, now TVNZ: the news funding model is broken – but this would fix it
The announcement last week that Newshub would be shut down was not the “canary in the coalmine” some suggested –...
Spacesuits need a major upgrade for the next phase of exploration
NASAHumans have long dreamed of setting foot on the Moon and other planetary bodies such as Mars. Since the 1960s,...
Lithium-ion batteries don’t work well in the cold − a battery researcher explains the chemistry at low temperatures
Why do batteries lose charge more quickly when it's cold? Halfpoint Images/MomentRechargeable batteries are great for storing energy and powering...
If you follow the degrowth agenda, it leads to an economy that looks a lot like the sickly UK
The degrowth movement has become very popular in recent years, particularly among younger people who appreciate its critique of the...
Google’s Gemini showcases more powerful technology, but we’re still not close to superhuman AI
Google's new suite of artificial intelligence products showcases AI trained on different modalities. (Shutterstock)In December 2023, Google announced the launch...
