Articles tagged with Sound
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
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Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers at Binghamton University discovered that caterpillars can hear airborne sounds via microscopic hairs on their bodies. The study found that the caterpillars were 10 to 100 times more responsive to airborne sound than surface vibrations felt on their feet, suggesting a new approach for improving microphone technology.
Researchers developed a device utilizing sound waves to detect helium by exploiting changes in sound velocity and resonant frequencies. The triangular Kagome structure allows for accurate detection of helium leaks, even at extremely low temperatures.
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.
Researchers have designed a quieter dental drill to address the anxiety-causing sound of traditional drills, which can reach nearly 20 kilohertz. The new design optimizes blade geometry and exhaust port to minimize noise while maintaining performance, with the goal of reducing discomfort in patients.
Researchers from UC San Francisco have identified the superior temporal gyrus brain region responsible for tracking words in a foreign language. The study shows that this region learns to recognize word boundaries through years of experience, enabling fluent speakers to distinguish individual words.
Researchers from Keio University Global Research Institute successfully generated orbital currents using sound waves, establishing a foundation for integrating acoustic technology with orbitronics. The discovery paves the way for next-generation electronic devices.
Researchers developed a fractal-based speaker add-on that reduces sound disparities between drivers and passengers in cars. The metamaterial, inspired by the Koch snowflake fractal, creates broadband wavefront control for a more even sound field.
High-volume noise exposure in a mouse model of early-stage Parkinson's disease slowed movement and reduced balance, suggesting a connection between sound processing and movement areas. Chronic noise exposure mimicked Parkinsonian symptoms by damaging dopamine-producing cells.
In her book 'Sonic Socialism: Crisis and Care in Pandemic Hanoi', Christina Schwenkel explores how Vietnam used sound technologies to inform, regulate, and connect people during the pandemic. The country's success was largely due to its rapid communication systems, including loudspeakers and public health videos.
Researchers analyzed over 2,000 hours of underwater recordings to detect subtle shifts in red hind spawning behavior and population dynamics. The study found a notable shift in the balance of mating calls over the 12-year period, with calls linked to competition becoming dominant.
Researchers developed a low-cost visual microphone that listens with light instead of sound, capturing tiny vibrations on surfaces caused by sound waves and turning them into audible signals. The system uses single-pixel imaging to detect sound and can recover high-quality audio using everyday objects like paper cards and leaves.
A groundbreaking study reveals multiple Portland neighborhoods have unhealthy noise levels that are likely to cause harm. The research, led by Oregon State University scientists, provides a framework for studying noise pollution in other US cities and identifies patterns of noise environments across the city.
Studies have shown that emotional or psychological stress enhances pain responses, but the effects of social pain transmission remain elusive. Researchers found that ultrasonic vocalizations emitted by mice in response to pain stimuli can induce emotional transmission and hyperalgesia in other mice.
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.
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.
Researchers at Pohang University of Science & Technology have developed Pixel-Based Local Sound OLED technology, allowing each pixel to emit different sounds. This breakthrough enables truly localized sound experiences in displays, enhancing realism and immersion.
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.
Researchers from Brigham Young University and California State University, Bakersfield collected data on Falcon 9 rocket sonic booms to understand their impact. They found that the magnitude of sonic booms can vary greatly with weather conditions, launch time, vehicle trajectory, and time of year.
A study published in Science Translational Medicine found novel biomarkers for tinnitus that correlate with nervous system's 'fight, flight, or freeze' response. Facial movements and pupil dilation measured while listening to unpleasant sounds can predict tinnitus severity.
A new study published in Scientific Reports reveals that audio quality severely affects dogs' ability to recognize and respond to recorded words. Dogs excelled at responding to direct human speech, but struggled with AIC buttons, which lost frequencies necessary for conveying human speech.
Researchers created a lightweight filter that can run on small microcontrollers, identifying and removing likely speech content from audio data before it's sent off the device. This helps balance utility and privacy, enabling devices like smart speakers to prioritize user security while still offering valuable sensing capabilities.
Scientists develop an ambisonic algorithm to simulate precise sound locations in 3D, reproducing sounds with high accuracy and precision. The AudioDome loudspeaker array achieves a spatial resolution comparable to human spatial acuity.
Researchers found that introducing moderate natural light into the bedroom before waking improves wakefulness and reduces sleepiness. The study suggests controlling natural light in the sleep environment may help promote a more comfortable awakening.
Researchers discovered how monkeys produce 'voice breaks' and 'ultra-yodels' using their vocal membranes, which allow for a wider range of calls. These unique vocalizations enable monkeys to communicate in different ways, particularly in complex social lives.
A study by Dr. LEE Seung-Hee reveals how the brain dynamically adjusts sensory input prioritization depending on movement, with vision taking priority for navigation. The posterior parietal cortex and secondary motor cortex play key roles in this process.
A new eNeuro study explores how competing sounds affect subcortical brain activity, revealing increasingly smaller responses as multiple speech streams are introduced. This finding has implications for understanding hearing loss and difficulties with auditory processing in noisy environments.
A team of researchers developed an innovative acoustic method to detect hidden stones in coffee beans, preventing damage to grinding machines. The system uses empirical mode decomposition and field programmable gate arrays to identify stone presence with near-perfect accuracy.
A new neural network can identify fish activity on coral reefs by sound, faster than human experts, enabling real-time monitoring of fish populations, species identification, and disaster response. This technology has the potential to revolutionize ocean monitoring and research.
Research reveals that AI-generated voices are perceived as more trustworthy and likable, with potential applications in deep-fakes and manipulation. The study found a positive correlation between the similarity of an AI voice to a human voice and its perceived trustworthiness.
Researchers from the University of Göttingen have discovered a molecular 'spring' that triggers the opening of ion channels in sensory hair cells of the ear. The findings provide new insights into how hearing begins at the molecular level and shed light on the function of ion channels.
The article presents guidelines for designing consent materials and procedures for autistic adults and people with intellectual disability, highlighting the importance of multiple modes to deliver content. These guidelines aim to improve accessibility and respectfulness in research with individuals on the autism spectrum.
A study published in PLOS Biology found that repeated stress in mice reduces their ability to perceive loud sounds, as measured in the auditory cortex. This altered brain processing is reflected in a behavioral task where stressed mice were more likely to report louder sounds as soft.
Researchers at Ben-Gurion University found that chronic stress changes how the brain processes sounds, with higher decibel levels needed to trigger similar responses. This effect may be driven by a type of inhibitory cell becoming more active under repeated stress.
A study reveals how skateboarders utilize skatesound as a sensory aid and social cue, despite being aware of its noise. The research also highlights the inclusive nature of skateboarding for those with neurodiverse traits.
A team led by University of Rochester professor Edmund Lalor aims to understand how the brain processes audiovisual information to improve speech comprehension for individuals with cochlear implants. They will use noninvasive electroencephalography (EEG) brainwave measurements to study how people respond to multisensory speech.
Researchers are studying individuals with a silent mind, known as anauralia, to understand its effects on attention and creativity. The University of Auckland is hosting a global conference to share insights from scientists, philosophers, musicians, and writers.
Researchers found that babies' first vocalizations and attempts at forming words coincide with fluctuations in their heart rate. This discovery may indicate that successful speech development depends on predictable ranges of autonomic activity during infancy.
Researchers found that rutting calls of Siberian wapiti stags reflect their harem-holding status and individual characteristics. The study suggests that these acoustic displays enable females to assess a male's quality from a distance, while also signaling to rivals whether it's worth challenging him.
Researchers are developing a system to instantly conceal and anonymize voices through computer-generated speech. The technology will allow users to control factors like age, gender, and dialect in real-time conversations.
A new study from Tel Aviv University uses smartphone data to predict wildfire risk, overcoming individual device errors by averaging large amounts of public data. The method provides valuable insights into wildfire evaluation, especially in remote areas lacking traditional weather stations.
A new study found that local and non-Anglo artist representation in Australian charts has declined since the rise of digital streaming. Indigenous music from Australia and New Zealand saw a significant decline in singles chart share, from 16.6% to 2.5%, while albums chart share also decreased.
Researchers in New Zealand recorded repeating, quack-like sounds in the '80s that were likely a conversation between multiple animals. The sounds, known as Bio-Duck, have never been conclusively identified despite theories that they may be made by Antarctic Minke whales.
Researchers have created an acoustic model of the Parasaurolophus' crest, a unique feature of the duck-billed dinosaur. The model replicates the sounds produced by the crest, providing insights into the animal's communication and social behavior.
A study suggests that increased marine traffic and noise from wind farm surveys may be contributing to whale deaths. Whales died off the coast of New Jersey near proposed wind farms, leading researchers to investigate the impact of survey work on cetacean populations.
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.
A new study found that speech sounds have texture and shape to them, with R sounds associated with roughness and L sounds with smoothness. The research showed strong tendencies for matching trilled R sounds with jagged lines and L sounds with straight lines across cultures.
Researchers created digital reconstructions of Aztec death whistles and found they produce unique air turbulence, creating a chilling sound. Listeners perceived the whistle's sound as natural and organic, similar to human voices or screams, suggesting a symbolic association with mythological entities.
Researchers aim to shed light on how hearing impairment affects auditory perception, particularly in complex environments. They will use animal models to examine neural mechanisms contributing to difficulties in sound localization.
Researchers at the University of Washington have developed a headphone prototype that can create 'sound bubbles' around the wearer, allowing them to focus on conversations without external noise. The system uses AI algorithms and machine learning to track sound sources and suppress distant noises.
Researchers compared vowels in pain, disgust, and joy interjections to nonlinguistic vocalizations across 131 languages. They found consistent vowel signatures for pain and disgust, but not for joyful emotions.
A groundbreaking study from Queen Mary University of London uncovers the role of music and soundscapes in toy advertising, revealing how they convey and reinforce gender stereotypes. The research highlights the need for more comprehensive regulation to address the societal implications of these messages.
Researchers found that newborns' brains can distinguish correct from incorrect sound sequences using language-related networks. This suggests that early learning experiences may be crucial for forming these networks.
A new article investigates whether auditory magic tricks can be created for a blind audience, finding that the brain processes visual and auditory information differently. This study underscores the importance of making magic more inclusive for people with blindness.
Researchers found that humans slow their speech when talking to dogs to match the pets' receptive abilities, allowing for better understanding of commands. The study also revealed that dogs respond well to slower tempos and prosody in human speech.
A scoping review from the University of Gothenburg found that music-based movement therapy, known as the Ronnie Gardiner Method, can improve rehabilitation outcomes in individuals with brain disorders. The method has been shown to be challenging, motivating, and enjoyable for participants, leading to improved recovery and quality of life.
Researchers found that non-lawyers use complex legalese when writing laws, and it signals a sense of authority. The 'magic spell hypothesis' suggests that this style is used to convey power and legitimacy, making documents more difficult to understand.
A new study published in Optometry and Vision Sciences found that people with early vision loss are less accurate at estimating the distance of sound compared to those who lose sight later in life. This difficulty can have safety implications, such as judging distances while crossing roads.
A University of Maryland study reveals how the brain adapts to different listening situations, with the orbitofrontal cortex playing a central role. The findings may have implications for human health and well-being, particularly in conditions such as autism, dyslexia, or schizophrenia.
Researchers discovered that male mosquitoes listen for specific sound frequencies made by females of their own species to avoid mating with the wrong species. This finding has implications for developing innovative mosquito control strategies using artificial flight sounds. The study aims to prevent mosquito populations from reaching u...
Researchers found that dogs matched their emotional state with the content of human vocalizations, while pigs exhibited stress behaviors to unusual humming sounds. This suggests that domestication may have facilitated emotional contagion in dogs.