Twenty Thousand Hertz

The stories behind the world's most recognizable and interesting sounds.

Design
Arts
Music Commentary
201
From Analog to Digital
What did we lose when we switched from analog to digital?
14 min
202
Sound of Extinction
We've grown accustomed to the everyday sounds we experience; cell phones ringing, cars idling, Facebook messaging. What about the sounds that we've forgotten about, the sounds we’ve lost?
14 min
203
Mystery Hum
There’s a hum emanating from an island in Detroit that is so loud it disturbs the residents of Windsor, ON. The hum has caused so much discomfort and annoyance that a film crew decided to investigate the cause.
10 min
204
8-bit
8-bit audio defined countless childhoods. How did early sound artists and composers create such iconic sounds using the most primitive game technology?
12 min
205
NBC Chimes
The now iconic NBC Chimes were originally created to solve a small problem. Where did these three notes come from?
12 min
206
Siri
Who is the person behind the voice of Siri? ...and how was the world's first virtual personal assistant developed?
11 min