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Search results for “Acoustics”

503 results for "Acoustics"

HKUST develops ultra-robust acoustic chip technology to advance 6g and satellite communications

Researchers at HKUST create a novel chip architecture called 'Layered Acoustic Wave' that enables acoustic devices to withstand high power loads while maintaining stable operation. This breakthrough lifts a decades-old restriction, paving the way for new applications in direct-to-cell satellite communications and 6G networks.

SourceHong Kong University of Science and Technology·JournalNature Communications·TypeExperimental study·DateJul 20, 2026

How do you study the world's smallest materials?

New instruments promise precise measurement and manipulation of tiny nanomaterials used in manufacturing, aerospace and medicine. Researchers can now study the smallest heavy metals with water filters, developing more resilient structures.

SourceUniversity of Cincinnati·JournalNature Materials·TypeLiterature review·DateJun 23, 2026

Visualizing sound: scientists reveal hidden behaviors of sound waves

Researchers developed a new analysis of sound wave behavior, revealing surprising effects that have been overlooked for decades. At high sound levels, the shape of the wave becomes progressively distorted, with crests compressing into narrow spikes.

SourceCity St George’s, University of London·JournalScientific Reports·DateMay 20, 2026
Sony Alpha a7 IV (Body Only)

Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.

MIT engineers’ virtual violin produces realistic sounds

The new computational violin simulates the physics of string interaction with air, producing realistic sound. Luthiers can tweak parameters like wood type or body thickness before hearing the instrument's response.

SourceMassachusetts Institute of Technology·Journalnpj Acoustics·DateApr 29, 2026

Why the Eurovision Song Contest never fails to entertain

Researchers analyzed nearly 1,800 Eurovision songs over 70 years, finding three stages of development: formation, consolidation, and expansion phases. Countries like France rejecting dominant trends by leveraging cultural identity, while organisers adjust voting systems to balance popularity and musical scoring.

SourceETH Zurich·JournalJournal of The Royal Society Interface·DateApr 29, 2026

How the color of a theater affects sound perception

Researchers found that the visual design of a concert hall significantly affects perceived timbre, with more saturated colors producing colder sounds. Listeners also reported higher liking scores in darker environments, highlighting the importance of considering visual appearance in acoustic design.

SourceAmerican Institute of Physics·JournalThe Journal of the Acoustical Society of America·DateFeb 24, 2026
DJI Air 3 (RC-N2)

DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.

Acoustics : a neglected driver of evolution in fishes

Researchers uncover novel mechanism of sound production in boxfishes, highlighting evolutionary transition from mute to vocal species. A comparative anatomical analysis reveals absence of sound mechanism in related Aracanidae family, supporting importance of acoustic communication in fish evolution.

SourceUniversity of Liège·JournalBiological Journal of the Linnean Society·DateFeb 10, 2026

New acoustic study reveals deep-diving behavior of elusive beaked whales

Scientists captured rare view of beaked whales by listening to their natural sounds, revealing deep-diving behavior. The study provides the first detailed description of Gervais' beaked whale dives anywhere in the world.

SourceUniversity of Miami Rosenstiel School of Marine, Atmospheric, and Earth Science·JournalPLOS One·TypeObservational study·DateFeb 4, 2026

Arctic seas are getting louder as ice melts, posing risks – study shows how to better measure noise

The Arctic is experiencing a rise in human-generated underwater noise due to melting ice and increased activity, disrupting wildlife and local communities. A new study from the University of Bath provides a clear framework for monitoring noise in Arctic waters, urging authorities to revise thresholds used to assess noise levels.

SourceUniversity of Bath·Journalnpj Acoustics·TypeExperimental study·DateJan 27, 2026
SAMSUNG T9 Portable SSD 2TB

SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.

Using smartphones to improve disaster search and rescue

Researchers use smartphone microphones to detect sound waves that can penetrate through rubble, helping locate trapped victims. The method achieved an error of 5.04 degrees away from the hypothetical victim in a field test on a disaster training site.

SourceAcoustical Society of America·DateDec 5, 2025

Software platform helps users find the best hearing protection

The Hearing Protection Optimization Tool translates acoustic and psychoacoustic factors into clear visuals, helping users compare different hearing protection devices. The tool matches users with regulatory-approved HPDs based on their noise environment and preferences.

SourceAcoustical Society of America·DateDec 4, 2025

Evaluating building materials for climate impact and noise suppression

A new study assesses various wall and floor types for their climate impact and acoustic performance, finding that timber outperforms standard steel studs in terms of climate friendliness. The research also highlights the importance of considering both acoustic comfort and environmental sustainability when designing buildings.

SourceAcoustical Society of America·DateDec 3, 2025

Lighting and acoustics matter for better work environments in ICUs

A study conducted in a Japanese ICU found that healthcare workers experience reduced satisfaction and concentration due to poor lighting and excessive noise. The findings suggest that designing ICUs with improved natural light and mitigating noise can enhance worker satisfaction, productivity, and quality of patient care.

SourceInstitute of Science Tokyo·JournalIntensive and Critical Care Nursing·TypeObservational study·DateNov 17, 2025
Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

Office speech levels are influenced by environment, design and meeting type, Concordia study shows

A new Concordia University study reveals that office speech levels are shaped by more than personal habits, with physical design and communication type playing a significant role. Real-world speech levels were found to be lower overall than industry standards, highlighting the need for re-evaluation of noise control in office design.

SourceConcordia University·JournalScience and Technology for the Built Environment·TypeObservational study·DateNov 4, 2025

Finch chirps are more than mindless chatter. They actually convey meaning

Researchers found that zebra finches categorize calls into about a dozen call-types, similar to how humans hear and group them. The birds' ability to distinguish between calls with similar meaning suggests they have a mental representation of the meaning behind these vocalizations.

SourceUniversity of California - Berkeley·JournalScience·TypeExperimental study·DateNov 4, 2025

Proboscis monkeys' big noses boost vocal identity

A new study links the size of male proboscis monkeys' noses to their unique vocal characteristics, suggesting a significant impact on individual identity. The findings shed light on the complex interplay between anatomy, acoustics, and social behavior in animals, with potential implications for human communication.

SourceThe University of Osaka·JournalJournal of The Royal Society Interface·TypeComputational simulation/modeling·DateSep 3, 2025
Nikon Monarch 5 8x42 Binoculars

Nikon Monarch 5 8x42 Binoculars deliver bright, sharp views for wildlife surveys, eclipse chases, and quick star-field scans at dark sites.

Seven-octave ultrabroadband metamaterial absorbers

Researchers have developed a metamaterial absorber spanning seven octaves that demonstrates an average absorption coefficient of 0.944, covering the entire audible spectrum. The absorber's compact profile and ultrabroadband performance show promising applications in aerospace noise reduction and precision acoustic environment control.

SourceScience China Press·JournalNational Science Review·TypeExperimental study·DateAug 6, 2025

The hidden science of hand clapping

A new study from Cornell and Ole Miss universities reveals the hidden science of hand clapping, showing that it involves a cavity of air being compressed and pushed out of a small space. The researchers found that the volume and duration of claps can be modified by factors such as speed and skin softness.

SourceUniversity of Mississippi·JournalPhysical Review Research·DateMay 29, 2025

Sound insulation tiles at school help calm crying children #ASA188

A study conducted at a Japanese school found that classrooms with sound-absorbing materials experienced reduced crying rates among young children, who were able to communicate more clearly. The research aimed to raise awareness about the importance of acoustics in educational settings and inspire regulations.

SourceAcoustical Society of America·DateMay 23, 2025

Sounding out coral larval settlements #ASA188

Researchers found that coral larvae settle near speakers in artificial reef environments, suggesting sound as an environmental cue. The study aims to develop scalable strategies using audiovisual remote sensing tools to monitor reef biodiversity.

SourceAcoustical Society of America·DateMay 22, 2025
Sky-Watcher EQ6-R Pro Equatorial Mount

Sky-Watcher EQ6-R Pro Equatorial Mount provides precise tracking capacity for deep-sky imaging rigs during long astrophotography sessions.

Re-creating the sounds of an underground city #ASA188

Researchers at Istanbul Galata University studied the history and architecture of Derinkuyu's ancient underground city to recreate its soundscape. The project aims to provide valuable information for scholars and inspire the design of future underground urban spaces.

SourceAcoustical Society of America·DateMay 21, 2025

Can plants hear their pollinators? #ASA188

Researchers found that plants increase sugar and nectar volume in response to bee buzzing sounds, altering their gene expression. This may be a survival strategy to improve reproductive success by attracting efficient pollinators.

SourceAcoustical Society of America·DateMay 21, 2025

Reducing underwater noise when installing subsea structures #ASA188

Researchers at Purdue University have developed a metamaterial that can significantly reduce underwater noise generated by offshore wind farm installation. The technology, which uses carefully arranged plates to trap air and guide sound, achieves a 40-decibel reduction in noise levels.

SourceAcoustical Society of America·DateMay 20, 2025

Remotely moving objects underwater using sound #ASA188

Acoustic metamaterial enables pushing, rotating, and complex movements in 3D. Researchers can now move and position objects underwater without touching them directly, paving the way for applications like remote surgery and drug delivery.

SourceAcoustical Society of America·DateMay 20, 2025

Using sound waves to create a smart T-shirt

The ETH Zurich researchers have developed SonoTextiles, a novel technology that uses acoustic waves to measure touch, pressure, and movement in fabrics. This allows for accurate health monitoring, such as tracking breathing patterns, with minimal power consumption and high precision.

SourceETH Zurich·JournalNature Electronics·DateMay 19, 2025
Apple Watch Series 11 (GPS, 46mm)

Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.

Wearable sensor could be used to monitor OSA treatment response

A new wearable sensor has been shown to effectively monitor obstructive sleep apnea (OSA) treatment response, offering a bridge between consumer wearables and medical devices. The device provides continuous data collection and connects to an app for patients and healthcare providers to share information and make informed decisions.

SourceAmerican Thoracic Society·DateMay 18, 2025
Garmin GPSMAP 67i with inReach

Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.

Research reveals why next-generation engine noise grinds our gears

Researchers discovered that boundary layer ingesting (BLI) engine technology produces two distinct types of broadband noise patterns known as 'haystacking', affecting human perception. The study provides actionable design guidance for quieter engines in electric aircraft and air taxis, aiming to reduce aircraft noise by 65%.

SourceUniversity of Bristol·Journalnpj Acoustics·TypeExperimental study·DateMay 15, 2025

Institute for Nanoscience hosts annual proposal planning meeting

The Institute for Nanoscience at NRL hosted its annual proposal planning meeting to foster intellectual curiosity and build connections among researchers, with a focus on building impactful proposals that could lead to breakthroughs. The event showcased successful project outcomes, including publications, patents, and transition efforts.

SourceNaval Research Laboratory·DateMay 13, 2025

Making defects ‘sing’ in 3D-printed metal parts

A team led by Penn State researchers has developed a method to detect, measure and localize porosity defects inside 3D-printed metal parts using acoustic sensors built into the printing platform. This technique aims to improve efficiency, quality control and reliability of 3D-printed metal parts.

SourcePenn State·DateApr 21, 2025

Your cells can hear

A team of researchers at Kyoto University has found that cells can hear and respond to sound waves, leading to potential applications in medicine and healthcare. The study used acoustic pressure to induce cellular responses, revealing the suppression of fat cell formation and activation of mechanosensitive genes.

SourceKyoto University·JournalCommunications Biology·TypeExperimental study·DateApr 16, 2025
GQ GMC-500Plus Geiger Counter

GQ GMC-500Plus Geiger Counter logs beta, gamma, and X-ray levels for environmental monitoring, training labs, and safety demonstrations.

Photonic computing needs more nonlinearity: acoustics can help

Scientists have developed an all-optical activation function based on sound waves for photonic computing, enabling the creation of energy-efficient artificial intelligence systems. This breakthrough could potentially facilitate the scaling up of physical computing systems and pave the way for more efficient optical neural networks.

SourceMax Planck Institute for the Science of Light·JournalNanophotonics·TypeExperimental study·DateApr 14, 2025

Enhanced photoacoustic microscopy with physics-embedded degeneration learning

Researchers have developed a novel method, PEDL, to improve the performance of photoacoustic microscopy. PEDL seamlessly integrates physical principles and domain-specific knowledge into a deep learning model, enabling accurate simulation of physical processes in PAM. This leads to enhanced image resolution and improved accuracy in dee...

SourceCompuscript Ltd·JournalOpto-Electronic Advances·DateApr 10, 2025

Listen to quantum atoms talk together thanks to acoustics

Researchers at EPFL have developed a novel acoustic system that can explore condensed matter and their macroscopic properties, circumventing the limitations of quantum phenomena. The system uses sound waves to model quantum probability waves, allowing for direct observation without perturbation.

SourceEcole Polytechnique Fédérale de Lausanne·JournalPhysical Review B·DateMar 25, 2025

‘Audible enclaves’ could enable private listening without headphones

Scientists have developed a technology called 'audible enclaves,' which can create localized pockets of sound zones where only one person can hear. This innovation uses nonlinear ultrasonic beams to generate a privacy barrier between people for private listening, enabling sound and quiet zones.

SourcePenn State·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateMar 17, 2025
Apple MacBook Pro 14-inch (M4 Pro)

Apple MacBook Pro 14-inch (M4 Pro) powers local ML workloads, large datasets, and multi-display analysis for field and lab teams.

Dynamic acoustics of hand clapping, elucidated

A study published in Physical Review Research reveals the intricate physical mechanisms involved in handclapping, including air flow, sound production, and resonance. The researchers found that the size and shape of the hand cavity affect the frequency of the clap, with cupped hands producing lower frequencies.

SourceCornell University·JournalPhysical Review Research·DateMar 12, 2025

Some species of baleen whales avoid attracting killer whales by singing too low to be heard

Baleen whale species that flee from killer whales produce calls at deep frequencies undetectable to their predators, while others sing higher-frequency songs that are easily heard. This 'flight' vs 'fight' difference influences all aspects of baleen whale behavior, from migration patterns and communication to mating and feeding habits.

SourceUniversity of Washington·JournalMarine Mammal Science·TypeLiterature review·DateFeb 6, 2025

Evaluation of influence of offshore wind farm noise on fishes and dolphins

Researchers evaluated the noise impact of offshore wind farms on fishes and dolphins in the Pearl River Estuary. The study found that pile driving noise during construction can significantly affect marine animals, with predicted impact zones varying by species.

SourceKeAi Communications Co., Ltd.·JournalWater Biology and Security·TypeComputational simulation/modeling·DateJan 14, 2025

Quantum computers in silicon

The EQUSPACE consortium aims to create a scalable solution for silicon-based donor spin qubits, enabling long-term future for Europe's quantum industry. The project will develop materials science methods and atomic modifications to enhance the stability of qubits.

SourceHelmholtz-Zentrum Dresden-Rossendorf·DateJan 9, 2025
Apple iPad Pro 11-inch (M4)

Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.

HKU engineering researchers develop revolutionary diamond fabrication technology

Researchers developed a groundbreaking method to produce ultrathin and ultra-flexible diamond membranes with unprecedented efficiency. These versatile materials enable the creation of innovative devices in fields such as electronics, photonics, mechanics, thermics, acoustics, and quantum technologies.

SourceThe University of Hong Kong·JournalNature·TypeExperimental study·DateDec 19, 2024

New datasets will train AI models to think like scientists

The Polymathic AI team has released two massive datasets for training artificial intelligence models to find and exploit transferable knowledge between seemingly disparate fields. The datasets include data from dozens of sources, covering astrophysics, biology, acoustics, chemistry, fluid dynamics, and more.

SourceSimons Foundation·DateDec 2, 2024

Do pipe organs create an auto-tune effect? #ASA187

Researcher Ashley Snow found that pipe organs create an auto-tune effect through sympathetic resonance, enhancing the overall musical sound of ensembles. The study used a sine-sweep test to measure response with microphones inside and around the organ pipes during performances and services.

SourceAcoustical Society of America·DateNov 20, 2024

Researchers are making jet engines fit for the hydrogen age

Engineers are adapting jet engines to run on hydrogen fuel, addressing vibrations concerns that could damage the combustion chamber. The researchers' experiments provide a basis for designing efficient hydrogen engines, paving the way for climate-neutral flight.

SourceETH Zurich·JournalCombustion and Flame·DateNov 8, 2024
Aranet4 Home CO2 Monitor

Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.

Research uses lasers to detect landmines, underground objects

A new laser vibration sensing technology can detect landmines in the ground much faster than previous techniques, reducing costs and improving safety. The technology uses a combination of laser and acoustic sensing to detect buried objects with greater accuracy.

SourceUniversity of Mississippi·DateNov 1, 2024

AI algorithm accurately detects heart disease in dogs

A machine learning algorithm developed by University of Cambridge researchers can detect and grade heart murmurs in dogs with high accuracy, similar to expert cardiologists. The technology has the potential to empower primary care veterinarians to provide early detection and treatment, improving quality of life for dogs.

SourceUniversity of Cambridge·JournalJournal of Veterinary Internal Medicine·DateOct 28, 2024

Observation of nonlinear fractal higher-order topological insulator

A team of scientists has reported the experimental observation of a nonlinear fractal higher-order topological insulator, which supports a rich variety of topological corner states. The fractal structure can exhibit hybrid corner states and co-existing outer corner states with different internal structures.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateOct 23, 2024

ASA invites media to virtual acoustics meeting Nov. 18-22

The Acoustical Society of America is hosting a virtual meeting from November 18-22, showcasing recent work on various topics including Alzheimer's disease detection and windfarms' impact on wildlife. Journalists can pre-register for press conferences and technical sessions.

SourceAcoustical Society of America·DateOct 18, 2024

Long-range-interacting topological photonic lattices breaking channel-bandwidth limit

Researchers implement defect-robust multi-channel signal processor by tailoring long-range interactions in topological photonic lattices. This approach enables multichannel topologically-protected edge modes and breaks the trade-off relation between channels and bandwidth, leading to enhanced information capacity.

SourceLight Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS·JournalLight Science & Applications·DateSep 26, 2024
Creality K1 Max 3D Printer

Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.