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20,000 dBs Under the Sea

20,000 dBs Under the Sea

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 all the way down to the ocean's depths. And see how mankind might be making it unpleasant for everyone and everything that calls the oceans home.Featuring underwater acoustician Al Jones, Professor John Hildebrand from the Scripps Institution of Oceanography, and Christophe Haubursin from Vox.com on special assignment.

Forensic Audio

Forensic Audio

You might not realize it, but audio can be just as crucial to solving a case than video or eyewitness testimony. But understanding how to interpret audio evidence, or having the ability to enhance it to a point of intelligibility, requires highly-specialized training and expensive software. Meet Kent Gibson, one of the country's leading forensic audio experts, who's done audio analysis for the FBI, the Secret Service, and the Department of Homeland Security, among many others, and get his take on audio evidence from the missing Malaysian Airlines flight, the Trayvon Martin case, and Mel Gibson's infamous domestic dispute.

Hearing Loss

Hearing Loss

Our ears are sensitive, but we often don’t treat them that way. We are born with the ability to hear up to 20,000 Hz. As we age, our hearing range diminishes. On top of that, the more exposure we have to loud sounds, the greater the impact it has on our ability to hear. Find out what happens once we start to lose our hearing. Featuring Lindsay Prusick and Shaheem Sanchez (Instagram).

The Good, the Bad & the Irritating

The Good, the Bad & the Irritating

Some sounds are like rug burn for your ears, while others are pleasant and soothing. We explore these sounds and get to the bottom of why we might interpret them as “good” or “bad”. Featuring Tommy Edison and David Poeppel

Dolls That Talk... And Some That Listen

Dolls That Talk... And Some That Listen

Talking dolls have been around for over a century, but the fascination with making inanimate objects seem human reaches back into our early history. What is it about creating a companion that can interact with us, especially for a child, that fascinates us so? And what will that look like as our technology continues to advance? Featuring Carlene Stephens, Curator for the Smithsonian National Museum of American History and Claire Gartland of the Electronic Privacy Information Center.

Cars

Cars

Some car sounds are more obvious like the horn or engine... but what about the not-obvious-until-you-point-them-out sounds like the hollow thud of a trunk or the click of a latch? The sounds a car makes are so closely associated with quality, so how, exactly, do car makers handle this aspect of the driving experience? Featuring Car Enthusiast & Sound Mixer Brian Garfield, David Zenlea from Road & Track, and Tom Teknos from Ford.

From Analog to Digital

From Analog to Digital

The transition from analog to digital seemed like a fairly simple and expected process. So why are so many people reverting back to analog? In this episode, you'll learn about the Jedi skills old radio DJs had to have to spin vinyl on the radio, and meet a man who’s found himself trapped in a digital world and learn what he does to escape