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See sound waves as they travel through the air thanks to a clever photographic trick:

The technique, invented in the mid-nineteenth century by German physicist August Toepler, is called Schlieren Flow Visualization. It enables scientists and engineers to see things that are normally invisible. Watch the video above for a full explanation of how the technique works and to see sound waves made by clapping, a towel snapping, an AK-47.

~ by Fionnlagh on October 21, 2014.

Posted in 📷 P H O T O G R A P H Y, 🔬 S C I E N C E/T E C H : N A T U R E 🌲
Tags: NPR have produced this short video to demonstrate a clever photographic trick which enables you to actually see sound waves, Schlieren Flow Visualization - mid-nineteenth century German physicist August Toepler, What Does Sound Look Like?