Data modelling, aided by artificial intelligence, is helping better understand the spread of Covid-19 and to plan the rollout of the vaccine in South Africa. Fatima Khan reports.
Eskom has little choice but to go green, but there are reasons it’s dragging its feet, writes Dr Andrew Venter
You don’t need a lot of space and it needn’t cost you a cent to grow tomatoes, lettuce, bok choy… and a bunch of other stuff at home. Diony Lalieu