[aerohead]

Originally Posted by kach22i

Quite incredibly the topic this NASA article covers is not accompanied by an appropriate still photo, nor are such images in the poorly edited video.

Your government at work, guess you will have to just use your imagination.

For me this includes a 1980's dance floor with a crystal ball, strobe light and smoke machine.

Sept. 7, 2016
NASA to Shine Lasers on Future Aircraft Concept
https://www.nasa.gov/feature/langley...rcraft-concept

For a couple of decades,Mercedes-Benz has used what they called 'laser doppler anenomometry' to study airflow over their car models.It seems similar.