Reminds me of this part of Astronaut's training: Anechoic chamber [1][2][3].
‘In the anechoic chamber, you become the sound.’
[1] http://www.dailymail.co.uk/sciencetech/article-2124581/The-w...
[2] http://en.wikipedia.org/wiki/Anechoic_chamber
[3] http://www.bbc.co.uk/news/science-environment-21708581
Reminds me of this part of Astronaut's training: Anechoic chamber [1][2][3].
‘In the anechoic chamber, you become the sound.’
[1] http://www.dailymail.co.uk/sciencetech/article-2124581/The-w...
[2] http://en.wikipedia.org/wiki/Anechoic_chamber
[3] http://www.bbc.co.uk/news/science-environment-21708581