Multiple people have recently shared this exciting demonstration (nitter) with us – visualizing airflow using a smartphone, called ‘background-oriented schlieren’. On a hot summer day, you might see ...

Nobody wants to live in a drafty house, yet checking for substantial air leaks within a home can be a complex process. Scientists have now devised what could be a much easier method of doing so, ...

Oh, wow. Aerodynamics research has never looked as pretty as it does with this new variation of an old technique for imaging supersonic shockwaves. Image of a supersonic T-38C using a new technique of ...