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Solar Electric Car Charging in South Africa
Electric car naysayers are quick to point out that EVs run mainly on dirty electricity from oil, coal, and gas…
Lessons from South Africa’s Omicron Outbreak
South Africa’s Omicron outbreak accelerated rapidly, although the hospital load has been surprisingly low. While scientists previously suggested this was…
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Alfred Dun Cell for Street Lighting
Alfred Dun is a shadowy figure, and something of a mystery in the annals of battery history. He appears in…
Battery Experiments
Build a Battery With a Can of Soda
You could build a battery with many materials you could easily lay your hands on at home. However unbelievably, a…
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Gaston Plante’s Remarkable Lead Battery
Early batteries were single use, and therefore non-rechargeable. This meant their users either had to replace their materials, or discard…
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Experiments in Science: The Grove Cell
With the wisdom of hindsight, it was becoming clear that battery development needed to take a lateral step in a…