Twenty Thousand Hertz

Taste is one of our most subjective of the five senses. A flavor that elicits delight in one individual may evoke strong disgust in another. And while we all have a basic understanding of flavor, we r...

5 Sep 201716min

Are you afraid to fly? Does even the thought of boarding an airplane make you anxious? You’re not alone. Millions of Americans suffer from clinical aviophobia. While some manage to distract themselves...

22 Aug 201723min

What is the oldest recorded sound in history? For over 100 years researchers thought they knew until a mind-blowing discovery by historians found something new - and technological advances allowed it ...

8 Aug 201726min

Noise pollution is something we’ve all experienced. Road construction, motorcycles, passing aircraft - the list goes on and on. Other than being just plain annoying, what effect does noise pollution h...

25 Jul 201717min

71% of the Earth is covered by water. And most of us imagine it to be a serene, almost silent world. But why should we have all the fun up here? Discover what sound is like just below the surface and ...

11 Jul 201721min

When you describe yourself to others you might mention your height, hairstyle, or maybe your build. But one of the most telling things about you is something you can’t even see, yet it defines you mor...

27 Jun 201723min

When it comes to movie screams, what’s the first one you think of? Is it a scream that evokes a sense of fear, pain, or maybe even… humor? Perhaps you immediately think about a famous “Scream Queen” o...

30 Mai 201717min

We hear disembodied voices all the time, in everything from cartoons and anime to commercials and trailers. It seems easy, but it's actually an intricate craft involving a great amount of training. Wh...

16 Mai 201716min