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Namibia's capital has been drinking its own sewage since 1968, when eight years of pilot work produced a system whose current plant pushes 21,000 cubic meters a day through a ten-step treatment process before the water reaches a kitchen tap again.
1+ week, 1+ day ago (542+ words) When a desert city runs dry, recycling sewage into tap water stops being taboo and becomes survival—a technology now copied worldwide but perfected first in Windhoek over fifty years ago. By The Long View · Edited by Mal James Published…...
In a laboratory experiment, an hour-long immersion in 14°C water increased young men’s plasma noradrenaline by 530% and dopamine by 250%, revealing an intense physiological cold-stress response. Claims that this produces a two-hour post-plunge “dopamine high” go beyond what the study measured.
1+ week, 3+ day ago (1223+ words) An hour in 14°C water sharply raised catecholamines in blood, but the experiment did not measure brain dopamine, euphoria or a two-hour post-plunge effect. By Mind & Matter · Edited by Lachlan Brown Published September 4, 2026 · How we edit A number that large…...