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The fishing village of Mahebourg, Mauritius, is among the places in the path of cyclone Freddy. Laura Morosoli/AFP via Getty Images

Cyclones in southern Africa: five essential reads

Tropical cyclones are becoming more frequent in the Indian Ocean. Here’s why and what that means.
South Africans are taking their power supply into their own hands with backup systems that don’t rely on power utility Eskom. Ihsaan Haffejee/Anadolu Agency via Getty Images

Home power backup systems – electrical engineers answer your questions

Deciding on the best system isn’t a simple matter. There’s a bewildering array of jargon to sift through and many elements to consider.