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<p>The post <a href="https://www.popsci.com/science/why-people-cant-whistle/">Can’t whistle? It’s not you, it’s mouth geometry.</a> appeared first on <a href="https://www.popsci.com">Popular Science</a>.</p>]]></description><link>https://postcall.pub/topic/562048e4-30b5-4023-87a0-67e095a650ad/can-t-whistle-it-s-not-you-it-s-mouth-geometry.</link><generator>RSS for Node</generator><lastBuildDate>Mon, 24 Aug 2026 09:22:14 GMT</lastBuildDate><atom:link href="https://postcall.pub/topic/562048e4-30b5-4023-87a0-67e095a650ad.rss" rel="self" type="application/rss+xml"/><pubDate>Sun, 16 Aug 2026 12:01:00 GMT</pubDate><ttl>60</ttl></channel></rss>