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عربية – DW
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عربية – DW

2026-08-29T12:27:44.000Z

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Oil prices and Trump's Venezuela reserves plan

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Oil prices and Trump's Venezuela reserves plan

Israel demolishes nursing home in Lebanon

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20 Hrs2026-08-29T19:34:14.000Z
Israel demolishes nursing home in Lebanon

Netanyahu Condemns West Bank Violence

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21 Hrs2026-08-29T18:37:13.000Z
Netanyahu Condemns West Bank Violence

Qalibaf Criticizes U.S. Treasury Secretary Yellen

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21 Hrs2026-08-29T18:01:30.000Z
Qalibaf Criticizes U.S. Treasury Secretary Yellen

Sweida students barred from exams

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21 Hrs2026-08-29T18:00:00.000Z
Sweida students barred from exams
عربية – DW

المصدر: عربية – DW

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Why Can't Some People Whistle

Why Can't Some People Whistle

Whistling is considered a skill that requires diligent training and practice. Although rare anatomical obstacles may prevent some people from producing sound, the majority of individuals can learn to whistle by properly adjusting the position of their lips and tongue inside the mouth. The act of whistling depends on precise geometric movement of the facial muscles and directing a dedicated airflow, resulting from the interaction of hundreds of airwaves per second. Researcher Francisco Ruiz developed a small device called "Flutin" to help individuals effectively retrain their lip and tongue muscles. He demonstrated that regular practice can improve whistling ability by up to 60%. It is also evident that learning to whistle becomes more difficult with age, due to decreased flexibility of the oral muscles, and that understanding the scientific mechanism behind sound production is essential for achieving tangible results.

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