Every once in a while, a single instrument arrives and rewrites the rules. Not just for music, but for culture itself. Think about it. A strip of brass and a few keys gave birth to jazz. A solid block ...

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Catnip contains a natural compound called nepetalactone, which many cats respond to with bursts of playful behavior—rolling, rubbing, pouncing or enthusiastic scratching. Sprinkling a small pinch onto ...