Beste Acoustics podcasts (2024)

1
The Joy of Late Spring; The VisMig Files #1 57:49

1d ago57:49

57:49

In this simple episode, I have a wonderful sound magazine to share, featuring some of my favourite species. Late May is an incredible time to field record, with most species having returned to breeding territory all over Scandinavia. As a result the natural soundscape is in full flow and the natural environment is flooded with the sounds and songs …

1
Deep Faking Room Impulse Responses 23:22

10d ago23:22

23:22

It's not always feasible to measure the sound field generated by an acoustic source; instead, scientists have to model to come up with a best guess for the missing pieces of the sound field. In this episode, we talk to Efren Fernandez-Grande and Xenofon Karakonstantis (Technical University of Denmark) about their new machine learning method to reco…

1
Spring Symphony; An Introduction to VisMig 1:08:34

16d ago1:08:34

1:08:34

A further deep dive into the wonderful sounds of Sweden in late Spring. This is a period, during which, the landscape is filled with the sounds of returning summer migrants. It is a time of auditory wonder, as the landscape slowly fills with the sounds of prospective summer breeders. Looking forward to the second half of the episode I have put toge…

1
Late Night Mystery Calls in the Mariana Archipelago 13:07

24d ago13:07

13:07

While analyzing acoustic data from the Mariana Archipelago, Angela Szesciorka (Oregon State University) noticed something funny: a signal unlike any other she'd seen. It showed up over and over, and only seemed to occur at night. In this episode, we talk to Szesciorka about this mystery call and what animal possibly made it. Associated paper: Angel…

1
The Liquid Strophes of late Spring 1:01:08

1M ago1:01:08

1:01:08

In this, the tenth episode, you shall experience the diurnal and nocturnal auditory soundscape of the wonderful avian sounds of Sweden. First up, a sound magazine concerning the incredible diurnal sounds of late Spring, as the landscape is filled with the chimes of birds, the various displays of species intent on breeding and setting up territory, …

1
Conservation Bioacoustics: Listening to the Heartbeat of the Earth 42:12

1M ago42:12

42:12

Recent advances in technology have allowed scientists to gather larger quantities of acoustic data from locations more remote than ever before. As a result, the study of animal sounds can be used to inform species or habitat conservation and natural resource management practices in new and exciting ways. In this episode, we talk to Aaron Rice of Co…

1
An Interview with Dean McDonnell 1:30:41

2M ago1:30:41

1:30:41

A Wild Bird Acoustics interview with Dean Mc Donnell, an Irish birder and field recorder based in Co. Louth, Ireland. During the course of the interview, we discuss birding in the areas Dean has been recording at and he shares some wonderful audio of a wide range of species from the past few years... 00:00 Introduction to Wild Bird Acoustics 00:50 …

1
What is an acoustic metamaterial? 24:54

2M ago24:54

24:54

Metamaterials have been a hot topic in the acoustics community since the late 1990s, but there's no consensus among researchers as to what a metamaterial actually is or when they first came about. Christina Naify (University of Texas - Austin) took a deep dive into the literature about metamaterials and then posed the question to an audience of res…

1
The Quest for Common Pochard 54:42

2M ago54:42

54:42

In this, the seventh episode of Wild Bird Acoustics, we follow my quest to record an elusive duck species, Common Pochard. My eventual aim was to field record the species remarkable courtship display, you can follow that journey in the first section of this podcast. Apart from discussing the challenges of locating and recording this elusive species…

1
Quiet Down! Lowering the Recommended Occupational Noise Exposure Limit 21:25

2M ago21:25

21:25

The National Institute for Occupational Safety and Health’s (NIOSH) recommended exposure limit for occupational noise is often cited as the upper limit for loudness in all situations-- but that's not actually the case. Worse, the limit may not even fit modern ears, which face a barrage of loud sound in and out of the workplace, starting at an early…

1
An Interview with Terry Townshend 1:19:53

3M ago1:19:53

1:19:53

http://blogbirder.blogspot.com/2024/02/an-interview-with-terry-townshend-wild.html?m=1 In this podcast episode, I talk with Beijing-based birder, Terry Townsend. We discuss an incredible nocturnal migration project that Terry has been heavily involved in, which has shed light on Asian bird migration over on of the most populous cities in the world.…

1
Speech research methods and gender-diverse speakers 16:33

3M ago16:33

16:33

Traditionally, speech researchers have asked participants to classify speakers on a binary scale for gender. However, as our understanding of gender changes, so must our research methods. In this episode, we talk to Brandon Merritt (University of Texas - El Paso) about their research into updating research protocols to better encompass a diversity …

1
If Winter comes, can Spring be far behind? 1:12:45

3M ago1:12:45

1:12:45

In this episode of Wild Bird Acoustics we move into the Spring season, a time when birds are beginning to flood back into Sweden. The landscape is gradually filled with the sounds of newly returned species, which begin to set up their territories in preparation for the breeding season to come. This episode is filled with some lovely audio for liste…

1
How well can infants distinguish unfamiliar voices? 10:52

3M ago10:52

10:52

Infants can distinguish caregivers' and other familiar voices early in life, and can even tell the difference between two unfamiliar female voices. In this episode, we talk to Madeleine Yu (University of Toronto) about her research into infants' ability to distinguish the voices of unfamiliar male speakers. Associated paper: Madeleine E. Yu, Natali…

1
The Reedbed Specialists; Late May at Hjälstaviken 1:02:22

3M ago1:02:22

1:02:22

In this bonus episode, I take you out to the reedbeds at the southern end of Hjälstaviken Reserve here in Sweden. This incredible site is one of the premier birding reserves in Uppland, Sweden. It offers a wide variety of species, many of which are to be found in the wonderful reedbed habitat that fringes this freshwater lake. Join me, for a day tr…

1
Looking ahead, a doorstep singer and a trip to the Swedish Archipelago 1:15:03

4M ago1:15:03

1:15:03

In this, the fourth episode in the Wild Bird Acoustics opening season, I have a some wonderful audio to share with the listener's. I first take you through a random selection of my recordings, with species from several locations, over the seasons. In this sound magazine, I decided to draw from a wider range of recordings, some late in the year, in …

1
What is silence? 40:43

4M ago40:43

40:43

More precisely, is silence the absence of sound? (What is sound, anyway?) In this episode, we get a little philosophical, talking with Bill Yost (Arizona State University) about what sound is and the role perception plays in our understanding of sound and silence. Associated paper: William A. Yost. "What is silence? Therefore, what is sound?" J. Ac…

1
Turning a New Leaf; Early Spring field recording in Sweden. 1:12:49

4M ago1:12:49

1:12:49

The third episode here at wild bird Acoustic's, with three distinct sections for listener's interests. In the first, an older sound magazine of mine, from way back in the mists of time, will take you into the realm of early spring. This sound magazine contains some wonderful audio, taken from several locations, recorded mainly during the month of M…

1
Winter Recording and the Dark Arts 1:00:36

4M ago1:00:36

1:00:36

This episode continues with the theme of winter field recording here in Sweden. Join me to experience the joys of the winter landscape here in Sweden, with two sections to enjoy from the field being published for the first time. Finally, there will be an introduction to recording nocturnally migrating birds at night. This later introduction to NocM…

1
Winter Recording in Sweden 44:38

4M ago44:38

44:38

Having decided to launch the podcast on New Year's Day, it seemed only fitting it should be themed on winter field recording. Here in Sweden, the landscape is harsh and cold in the depths of winter, but for the field recorder, this can be a rewarding time to venture out into the cold. Sub zero tempertures mean that crystal clear recordings can be m…

1
Wait, What's That?: Weird Data in Underwater Acoustics 46:46

5M ago46:46

46:46

Oftentimes, when a scientist studying underwater acoustics begins an experiment, they have a specific goal in mind... but then there's a bloop or a crackle they don't expect, or the instruments are saying the ocean floor is at 500 meters instead of 5,000 meters like all the charts say, or a rogue pod of dolphins has caused measurements to go awry. …

1
Student Paper Competition: Chicago 1:19:00

5M ago1:19:00

1:19:00

Another meeting, another round of amazing student research! This episode, we talk to winners of the POMA Student Paper Competition from the 184th meeting of the ASA about their research into using machine learning to model concert hall reverberation time, the effect of clear speech on memory, noise from the Atlas-V rocket launch, the bridge force e…

1
Exploring Timbre of Stradivari Violins 42:21

5M ago42:21

42:21

Why is the sound quality of some violins preferred over others? In this episode, we talk to Carlo Andrea Rozzi (National Research Council of Italy) and Massimo Grassi (University of Padova) about the myth surrounding Stradivari violins as well as their research into the aspects of violin timbre that cause listeners to prefer one instrument to anoth…

1
Optimizing Concrete Floors for Building Acoustics 19:10

6M ago19:10

19:10

The manufacturing and production of concrete construction building materials creates roughly 10% of global carbon emissions. As a result, architectural engineers are trying to find new ways to reduce the amount of concrete used in their buildings. Less concrete, though, can lead to some major ramifications in terms of the acoustics of a built space…

1
Considering Classroom Soundscapes for Young Students 19:19

6M ago19:19

19:19

The sound environment of a classroom can significantly impact the experience of students, particularly for young learners. Yet most research on primary school classroom acoustics has focused solely on removing all sound, even though some sounds may be beneficial to young students’ experience. In this interview, we talk to Chiara Visentin (Universit…

1
Discovery of Sound in the Sea 23:51

7M ago23:51

23:51

Started after a mysterious beaching of beaked whales and dolphins, Discovery of Sound in the Sea (DOSITS, https://dosits.org/) has been providing educational content to the public about the science of underwater sound for over 20 years. In this episode, we talk to Kathleen Vigness-Raposa (Inspire Environmental) and Holly Morin (University of Rhode …

1
Music Mixing for Listeners with Hearing Impairment 17:19

7M ago17:19

17:19

Musical mixes are typically created with normal-hearing listeners’ preferences in mind. How do the preferences of listeners with hearing impairment differ, though? In this episode, we talk to Aravindan Joseph Benjamin and Kai Siedenburg (University of Oldenburg) about their recent article, which explores how various spectrum- and level-based mixing…

1
An Acoustician's Guide to SciCom 34:05

8M ago34:05

34:05

In this episode, we talk to the ASA's very own Keeta Jones, the Education and Outreach Coordinator, about science communication: everything from common mistakes scientists make when talking to others about their research, to how to communicate to different types of audiences, to a bevy of tips and tricks you can use when sharing your work with othe…

1
Do shrews echolocate? 14:06

8M ago14:06

14:06

We know that dolphins and bats echolocate, but less is known about the ultrasonic vocalizations of other animals-- including the northern short-tailed shrew. Some suggest they don’t even make ultrasonic vocalizations at all, but instead produce noise when they move. In this episode, Valerie Eddington and Laura Kloepper (both currently at University…

1
Reconsidering Classic Ideas in Speech Communication 55:17

9M ago55:17

55:17

Most researchers know the seminal articles that have impacted their field. Sometimes, though, the research in those articles can get misinterpreted or exaggerated, and those misunderstandings can take hold and reappear year after year. In this episode, we talk to the editors of the Special Issue on Reconsidering Classic Ideas in Speech Communicatio…

1
Quieter Airplane Landings 11:58

9M ago11:58

11:58

The annoyance caused by airplane noise can have adverse effects on those living near airports. Can anything be done when the plane lands to mitigate the noise? In this episode, we talk to Anders Johansson (Royal Institute of Technology, Sweden) about his research into how airplane configuration and weather may affect landing noise. Associated paper…

1
Do bats change their calls depending on the weather? 13:29

10M ago13:29

13:29

Researchers know that bats will alter the calls they use for echolocation depending on their task or environment. In this episode, we talk to Léna de Framond and Holger R. Goerlitz of the Max Planck Institute for Ornithology about their research into whether bats from temperate regions, which experiences large variations in temperature and humidity…

1
ASA Standards 14:14

11M ago14:14

14:14

Besides hosting exciting meetings and publishing the latest in acoustics research, the Acoustical Society of America has another branch: ASA Standards! In this episode, we talk to Steve Lind, Director of ASA Standards, Donald Peterson (Northern Illinois University) and Derrick Knight (Trane Technologies) about what standards are, why we need them, …

1
How loud is NASA's Space Launch System? 23:44

11M ago23:44

23:44

The answer: As loud as 40 million bowls of Rice Krispies. In this episode, we talk with Kent Gee of Brigham Young University about his recent research trip to measure the launch acoustics of NASA's Artemis-I mission, why understanding launch noise is so important, common misconceptions about how loud rockets are, and more. Associated paper: Kent L.…

1
Noise-Induced Hearing Disorders 37:42

11M ago37:42

37:42

Noise can damage hearing in numerous ways: hearing loss, tinnitus, difficulty hearing in noisy settings, as well as other sound detection or sound processing deficits. In this episode, we talk to Colleen LePrell (UT Dallas School of Behavioral and Brain Sciences) and Odile Clavier (Creare), two editors of the recent Noise-Induced Hearing Disorders …

1
Student Paper Competition: Moth-Inspired Microphones, Rocket Noise Mitigation, and Deformable Microphone Arrays 48:38

12M ago48:38

48:38

Could moths’ hearing be the key to figuring out how to localize sound with tiny microphones? How do we prevent rocket launch noise from damaging the ship’s payload? Is it possible for algorithms to account for microphone arrays that don’t stay in a rigid structure? These are some questions considered by Acoustical Society students who won the lates…

1
Lead Vocal Levels in Pop Music 16:49

1y ago16:49

16:49

Is there an ideal level for lead vocals compared to accompaniment in popular music? Researchers at University of Oldenburg investigated this question by analyzing the Billboard Hot 100 year-end list from 1946 to 2020 as well as Grammy award nominees from 1990 to 2020. In this interview, author Kai Siedenburg discusses what his group learned about a…

1
Headphone Sound Quality: What Do Listeners Prefer? 17:16

1y ago17:16

17:16

As mobile technology has evolved, allowing people to carry music, movies, books, and a host of other types of infotainment in their pockets, headphones have become more prevalent. However, in the 2010s, as smartphones became ubiquitous, headphone technology remained stuck twenty years in the past. In this episode, we talk to Sean Olive of Harman In…

1
Save the Fishes!: Offshore Wind Farm Noise and Aquatic Life 38:42

1y ago38:42

38:42

Offshore wind farms are a sustainable option for producing energy, but little is known about their effect on fish on aquatic invertebrates. In this episode, we talk to Arthur N. Popper (University of Maryland) and Kathryn A. Williams (Biodiversity Research Institute) about research priorities to better understand how sound and vibration from wind f…

1
A Different Way to Look at Soundscape Data 24:20

1y ago24:20

24:20

Is there one "true" perception or assessment of a soundscape, or is it actually a combination of many different perspectives/assessments? How does a researcher represent data for a multifaceted view of soundscapes? In this episode, we interview Andrew Mitchell of University College London about his article, "How to analyze and represent quantitativ…

1
JASA Express Letters: A Retrospective 32:25

1y ago32:25

32:25

In honor of JASA Express Letters’ (JASA-EL) two-year anniversary as a fully independent, gold open access journal, we’re taking a trip down memory lane with three figures who’ve been involved with the journal over the years: Christy Holland, of University of Cincinnati, who took part in the inception of JASA-EL’s predecessor, Acoustic Research Lett…

1
Student Paper Competition: How does a musician’s body affect what they play? 9:33

1+ y ago9:33

9:33

Studying music poses a conundrum: real musicians don’t play consistently, while machines designed to play an instrument in exactly the same way every time may omit the effects of other factors on the music. In this episode, we talk to Sam Bellows about his research into modeling how the musician’s body affects the diffraction and absorption of clar…

1
Student Paper Competition: Additive Manufacturing to Improve Soundproofing 13:26

1+ y ago13:26

13:26

Typically, to block sound of a particular frequency, a structure of comparable wavelength dimensions is required. For low-frequency sounds with very long wavelengths, this can mean needing prohibitively large objects to reduce noise. In this episode, we talk to Trigun Maroo about his research regarding using 3d printing to create noise-attenuating …

1
Student Paper Competition: Understanding the Falcon-9’s “Triple Boom” 10:36

1+ y ago10:36

10:36

The Falcon-9 is the most-launched rocket in recent years, but a lot of what we know regarding rocket launch noise dates back to the Apollo era. In this episode, we interview Taggart Durrant about his research into the “triple boom” that the Falcon-9 produces when its booster re-enters the atmosphere. Associated paper: Jeffrey Taggart Durrant, Mark …

1
Student Paper Competition: Modeling the Effects of Aircraft Noise 10:51

1+ y ago10:51

10:51

The noise from aircraft can have numerous unwanted effects on bystanders on the ground; a major question in noise research is how to reduce aircraft noise effectively and economically. In this episode, we interview Jiacheng Hou, one of the winners of the POMA Student Paper Competition from the 182nd meeting of the ASA, about his research regarding …

1
Student Paper Competition: Modeling Unexploded Ordnances in the Ocean 16:11

1+ y ago16:11

16:11

Over the past 100 years or so, ordnance has entered aquatic environments around the US at military testing and training sites. As these sites transition away from military use, it’s necessary to clean up unexploded ordnance that may have been left behind. We interview Kyle Dalton, one of the winners of the POMA Student Paper Competition from the 18…

1
Sound Speed in Bourbon 15:53

1+ y ago15:53

15:53

Does sound travel differently in Kentucky bourbon than it does in other types of alcohol? Stanley A. Cheyne of Hamden-Sydney College pondered this question before the 177th ASA meeting in Louisville, Kentucky. Twenty or so types of whiskey later, he’d made some interesting discoveries, both about whiskey and about how distilleries measure alcohol c…

1
Ultrasonic Hearing in Cats 9:35

1+ y ago9:35

9:35

Did you know your cat is eavesdropping? Not on you (boring human), but on the ultrasonic sounds of its tiny prey! In this episode, we speak to Charlotte Kruger, the lead author of “Ultrasonic Hearing in Cats and Other Terrestrial Mammals,” about how our feline friends' ears allow them to hear things humans cannot. Read the associated article: M. Ch…

1
When do gender differences start to emerge in children’s speech? 13:15

1+ y ago13:15

13:15

Even though the vocal tract is the same regardless of a child’s sex before puberty, researchers have found time and again that adults can perceive gender differences in speech as early as four years of age. In this episode, we talk to Priscilla Fung, lead author of “The development of gendered speech in children: Insights from adult L1 and L2 perce…

1
Modeling of Musical Instruments 38:14

1+ y ago38:14

38:14

How does a piano string compare to an ideal physicist’s string? Are there equations that describe the sound a recorder produces? Can the quality of an instrument be quantified? In this episode, we talk to one of the editors of the JASA Special Issue on Modeling of Musical Instruments, Nicholas Giardano, about the wide variety of research efforts re…

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