When filaree seeds ripen and burst, they are launched with an inbuilt spring. Scientists have now discovered that the inbuilt spring stores energy as the seed head dries and can flick the seed as far ...
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1,600-year-old Roman padlock with spring mechanism discovered in Germany — and it's tiny
A metal detectorist in Germany has discovered a 1,600-year-old miniature gold lock that's one of a kind. An analysis of the tiny lock with CT scans revealed the artifact's inner workings, showcasing ...
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