Bluing is a great way to brighten linens, towels, button-down shirts and even curtains that have yellowed. Bonus tip: Hanging white laundry in the sun to dry can naturally bleach them without dyes.
Interesting Engineering on MSN
Chinese scientists push limits of 300-year-old math problem in sphere packing
Scientists at Fudan University, Peking University, and the Shanghai Academy of AI for Science ...
Out in the Kuiper Belt, the massive doughnut of debris beyond Neptune, about one in 10 kilometer-scale objects have surprised scientists with their unexpected shape. Rather than resembling a ball, ...
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