Twenty Thousand Hertz

Twenty Thousand Hertz
The stories behind the world’s most recognizable and interesting sounds.
#24 | Watergate
Sep 19 • 33 min
How did an open reel tape recorder secretly planted in the White House basement lead to the demise of the 37th President of the United States?
#23 | Sonic Seasoning
Sep 5 • 18 min
How does our sense of hearing affect our taste buds?
#22 | Fight or Flight
Aug 22 • 25 min
Does flying make you nervous? You’re not alone. Dive into the psychological aspects of how sound can trigger these fears, and find out what all of those sounds really are.
#21 | Sound Firsts
Aug 8 • 28 min
What are the oldest sound recordings in history?
#20 | Noise Pollution
Jul 25 • 20 min
Airplanes, construction, motorcycles - How have these everyday sounds affected our lives and what are the environmental and health repercussions?
Video | 20,000 dBs Under the Sea w/ Vox
Jul 18 • 9 min
We often think of the ocean as a quiet, peaceful place, filled with animals that don’t make much noise. So when Christophe Haubursin from Vox went diving in the ocean for the first time, he was surprised at how rich the soundscape was: he could hear…
#19 | 20,000 dBs Under the Sea
Jul 11 • 25 min
How has increased ocean traffic affected underwater life? …and what can we do to reverse these effects?
#18 | Evolution of Accents
Jun 27 • 25 min
You may not realize it, but your accent is a window to who you are and where you come from. How do accents evolve?
#17 | Forensic Audio
Jun 13 • 19 min
Deciphering audio has become crucial to solving cases, but how do specialists interpret audio evidence?
#16 | The Wilhelm Scream
May 30 • 20 min
A history of the most iconic scream in movie history that you’ve definitely heard, but might not have heard of.
#15 | Voice Acting
May 16 • 19 min
Who are the voices behind our favorite cartoon characters and commercials? Take a look behind-the-scenes of voice acting.
#14 | Hearing Loss
May 2 • 20 min
As we age our hearing naturally diminishes, but what other factors are causing our hearing to disappear? Plus, take an informal hearing test.
#13 | The Good, the Bad & the Irritating
Apr 18 • 18 min
Ever wonder why certain sounds make us cringe while others are soothing? Find out why we consider some sounds “good” and some “bad”.
#12 | Foley
Apr 4 • 15 min
What is Foley and how does it make our movie listening experience more realistic?
#11 | Space
Mar 21 • 19 min
What do other planets in our solar system sound like to our ears?
#10 | Dolls That Talk… And Some That Listen
Mar 7 • 15 min
Why have humans been so fascinated in re-creating toy versions of ourselves? Talking dolls have been around for over 100 years. Take a look at the evolution of how that came to be… and why they are so creepy.
#9 | Cars
Feb 21 • 14 min
Discover how car companies are enhancing every aspect of your vehicle’s sound to provide the ultimate driving experience.
#8 | Audio Descriptions
Feb 7 • 13 min
Ever wonder how the visually impaired are able to enjoy their favorite movies? Discover how technology has been able to make this possible.
#7 | What Makes up a Movie Soundtrack?
Jan 24 • 14 min
What goes into making a movie soundtrack? Take a look behind the scenes with the sound designers that make your movies sound perfect.
#6 | From Analog to Digital
Jan 10 • 15 min
The transition from analog to digital seemed like a fairly simple and expected process. However, what did we lose when we made the switch and why are so many people reverting back to analog?
#5 | The Sound of Extinction
Dec 27, 2016 • 14 min
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?
#4 | The Mystery Hum and its Government Coverup
Dec 13, 2016 • 10 min
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.
#3 | 8-bit Sounds
Nov 29, 2016 • 12 min
8-bit audio defined countless childhoods. How did early sound artists and composers create such iconic sounds using the most primitive game technology?
#2 | The NBC Chimes
Nov 15, 2016 • 13 min
The now iconic NBC Chimes were originally created to solve a small problem. Where did these three notes come from?
#1 | The Voice of Siri
Oct 31, 2016 • 12 min
Who is the person behind the voice of Siri? …and how was the world’s first virtual personal assistant developed?
#0 | Trailer
Oct 31, 2016 • 1 min
Twenty Thousand Hertz: Stories about the world’s most recognizable and interesting sounds. Presented by Defacto Sound.