Here are a few things you can do to make your lithium-ion batteries last longer, whether they be used in an electric car, a large home installation – such as Tesla’s newly announced Powerwall – or in your portable device, such as a smartphone or
Author: The Conversation
Ross Ulbricht, also known as “Dread Pirate Roberts”, has been sentenced to life in prison without parole by a Manhattan federal court for masterminding the Silk Road anonymous online illegal marketplace. Ulbricht was labelled a drug dealer and criminal
Religion-fuelled conspiracy theories continue to pervade our culture. Today, some claim energy drinks are Satanic plots. Others argue that shape-shifting reptiles secretly rule the world. And
There is widespread acknowledgement that Africa has a long road to travel before it can use the power of technology to improve the lives of people. Broadband coverage outside urban and peri-urban areas is still woefully inadequate
The recent announcement by Tesla of Powerwall, its new lithium-ion-based residential battery storage system, has caused quite a stir. It even raises the possibility of going off the grid, relying upon solar panels to generate electricity, and storing it with their
There’s a hole in the protection surrounding some of the Internet’s supposedly secure websites. A group of researchers has discovered that cyber criminals and other hackers can attack websites that
Reports that a cybersecurity expert successfully hacked into an aeroplane’s control system from a passenger seat raises many worrying questions for the airline industry. It was once believed that the cockpit network that allows the pilot to control
There’s this guy that’s pretty sure the thing you’re looking at right now is one of the greatest threats to humanity. No, he’s not talking about our growing obsession with staring at sheets of digitised glass, and the unhealthy sedentary existence associated
A tiny cube, slightly smaller than a loaf of bread, is the new manna to heaven, as the number of nanosatellites being hurled into orbit is increasing substantially. Nanosatellites are small satellites weighing between 1kg and 10kg. CubeSats are box-shaped
The man who runs state education in South Africa’s richest province has no time for old-fashioned classroom accessories. In January, Panyaza Lesufi, who heads the education portfolio in Gauteng