Acoustics News

July 6, 2025

Top Headlines

Scientists Capture Real-Time Birth of Ultrafast Laser Pulses

July 6, 2025 — Scientists have captured the moment a laser "comes to life"—and what they found challenges long-held beliefs. Using a special technique to film laser light in real time, researchers observed how multiple pulses grow and organize themselves into a ...

You Hear the Beep, but Can’t Find the Car: The Hidden Flaw in Electric Vehicle Safety

June 18, 2025 — As electric vehicles grow more popular, their warning sounds may not be doing enough to protect pedestrians. A Swedish study shows that these signals are hard to locate, especially when multiple ...

Atmospheric Chemistry Keeps Pollutants in the Air

June 3, 2025 — A new study details processes that keep pollutants aloft despite a drop in ...

Ultra-Thin Lenses That Make Infrared Light Visible

June 2, 2025 — Physicists have developed a lens with 'magic' properties. Ultra-thin, it can transform infrared light into visible light by halving the wavelength of incident ...

Does Outdoor Air Pollution Affect Indoor Air Quality? It Could Depend on Buildings' HVAC

May 30, 2025 — Researchers determined how much outdoor particulate pollution affects indoor air quality. Their study concluded pollution from inversion and dust events is kept out of buildings, but wildfire smoke ...

Groundwork Laid for Designer Hybrid 2D Materials

May 30, 2025 — Materials scientists have succeeded in creating a genuine 2D hybrid material called ...

Solitonic Superfluorescence Paves Way for High-Temperature Quantum Materials

May 28, 2025 — A new study in Nature describes both the mechanism and the material conditions necessary for superfluorescence at high ...

Nature-Inspired Breakthrough Enables Subatomic Ferroelectric Memory

May 27, 2025 — A research team has discovered ferroelectric phenomena occurring at a subatomic scale in the natural mineral ...

The Magic of Light: Dozens of Images Hidden in a Single Screen

May 27, 2025 — New technology that uses light's color and spin to display multiple ...

High-Quality OLED Displays Now Enabling Integrated Thin and Multichannel Audio

May 24, 2025 — A team at POSTECH has unveiled a world-first in display technology: Pixel-Based Local Sound OLEDs that allow every pixel on a screen to emit distinct sounds. By embedding ultra-thin piezoelectric ...

Mind the Band Gap! -- Researchers Create New Nanoscale Forms of Elementary Semiconductor With Tunable Electronic Properties

May 22, 2025 — Researchers have demonstrated that by using a semiconductor with flexible bonds, the material can be moulded into various structures using nano containers, without altering its composition, the ...

Using Sound to 'See' Unexploded Munitions on the Seafloor

May 22, 2025 — More than 400 underwater sites in the United States are potentially contaminated with unexploded ordnance -- weapons that did not explode upon ...

Latest Headlines

updated 12:15pm EDT

Scientists Just Mapped Platinum Atoms — and It Could Transform Catalysis Forever

July 3, 2025 — A precious metal used everywhere from car exhaust systems to fuel cells, platinum is an incredibly efficient catalyst—but it's costly and ...

Scientists Just Solved a 40-Year-Old Mystery About Quasicrystals

June 14, 2025 — Scientists at the University of Michigan have unlocked a long-standing mystery about quasicrystals exotic materials that straddle the line between the orderly structure of crystals and the chaos of ...

Remotely Moving Objects Underwater Using Sound

May 21, 2025 — A metamaterial is a composite material that exhibits unique properties due to its structure, and now researchers have used one featuring a small sawtooth pattern on its surface to move and position ...

Personal Space Chemistry Suppressed by Perfume and Body Lotion Indoors

May 21, 2025 — In 2022 a team discovered that high levels of OH radicals can be generated indoors, simply due to the presence of people and ozone. This means: People generate their own oxidation field and change ...

The Invisible Order Sets the Fluctuation in the Terahertz Region of Glass

May 20, 2025 — Although glasses exhibit disordered atomic structures, X-ray and neutron scattering reveal a subtle periodicity. Researchers have demonstrated that this hidden periodicity -- referred to as ...

Empowering Robots With Human-Like Perception to Navigate Unwieldy Terrain

May 19, 2025 — Researchers have developed a novel framework named WildFusion that fuses vision, vibration and touch to enable robots to 'sense' and navigate complex outdoor environments much like humans ...

Research Reveals Why Next-Generation Engine Noise Grinds Our Gears

May 16, 2025 — A breakthrough study has revealed why emerging electric aircraft engine technology sounds so annoying -- and how to fix ...

Tiny Vibrations Have a Massive Impact: Transmitting Clear Signals Over Long Distances Using Nonlinear Math

May 15, 2025 — A research team has discovered a surprising phenomenon that could revolutionize how we think about signal amplification. Just two tiny vibrating ...

Energy and Memory: A New Neural Network Paradigm

May 14, 2025 — Listen to the first notes of an old, beloved song. Can you name that tune? If you can, congratulations -- it's a triumph of your associative memory, in which one piece of information (the first few ...

Amuse, a Songwriting AI-Collaborator to Help Create Music

May 9, 2025 — Researchers have developed AI technology similar to a fellow songwriter who helps create ...

New Discovery Shows How Molecules Can Mute Heat Like Music

May 7, 2025 — Using a thermal sensor smaller than a grain of sand, engineers have measured the vibrations, or phonons, within individual ...

Would a Musical Triangle of Any Other Shape Sound as Sweet?

May 6, 2025 — Researchers captured sound fields around musical triangles. They wanted to understand the physical properties of the triangle instrument, test assumptions about the contribution of the triangle ...

A Big Data Approach for Battery Electrolytes

May 5, 2025 — A new article puts artificial intelligence and machine learning on the task of finding new, powerful electrolytes for designing next-generation batteries for electric vehicles, phones, laptops and ...

Manipulating Microbubbles to Control Fluids

May 2, 2025 — A watched pot never boils, goes the old saying, but many of us have at least kept an eye on the pot, waiting for the bubbling to start. It's satisfying to finally see the rolling boil, behind ...

Model Governing Deformation of Materials Under Stress Challenged

May 1, 2025 — Scientists have expanded on a longstanding model governing the mechanics behind slip banding, a process that produces strain marks in metals under compression, gaining a new understanding of the ...

New Bayesian Method Enables Rapid Detection of Quantum Dot Charge States

May 1, 2025 — A research team has developed a new technique to rapidly and accurately determine the charge state of electrons confined in semiconductor quantum dots -- fundamental components of quantum computing ...

Synchrotron in a Closet: Bringing Powerful 3D X-Ray Microscopy to Smaller Labs

Apr. 29, 2025 — For the first time, researchers can study the microstructures inside metals, ceramics and rocks with X-rays in a standard laboratory without needing to travel to a particle accelerator, according to ...

Using 'Shallow Shadows' to Uncover Quantum Properties

Apr. 29, 2025 — Traditional methods of looking into quantum systems often require immense resources. Researchers have now developed a new technique that allows scientists to extract essential information more ...

Trouble Hearing in Noisy Places and Crowded Spaces? Researchers Say New Algorithm Could Help Hearing Aid Users

Apr. 28, 2025 — BU researchers develop a brain-inspired algorithm that can help people with hearing loss pick out conversations in noisy, crowded ...

Nanophotonic Platform Boosts Efficiency of Nonlinear-Optical Quantum Teleportation

Apr. 24, 2025 — Researchers have long recognized that quantum communication systems would transmit quantum information more faithfully and be impervious to certain forms of error if nonlinear optical processes were ...

New Electronic 'Skin' Could Enable Lightweight Night-Vision Glasses

Apr. 23, 2025 — Engineers developed a technique to grow and peel ultrathin 'skins' of electronic material that could be used in applications such as night-vision eyewear and autonomous driving in foggy ...

Shining a Light on DNA: A Rapid, Ultra-Sensitive, PCR-Free Detection Method

Apr. 22, 2025 — Researchers have developed a light-induced DNA detection method that enables rapid, PCR-free genetic analysis. Their technique offers ultra-sensitive mutation detection in just five minutes, reducing ...

'Faster Charging, Longer Lifespan': Next-Generation Battery Breakthrough

Apr. 18, 2025 — A research team develops high-power, high-energy-density anode using nano-sized tin particles and hard ...

Soft Brainstem Implant Delivers High-Resolution Hearing

Apr. 18, 2025 — A team has developed a soft, thin-film ABI. The device uses micrometer-scale platinum electrodes embedded in silicone, forming a pliable array just a fraction of a millimeter thick. This novel ...

Uncovering the Relationship Between Life and Sound

Apr. 16, 2025 — There's a sensation that you experience -- near a plane taking off or a speaker bank at a concert -- from a sound so total that you feel it in your very being. When this happens, not only do ...

Simulate Sound in 3D at a Finer Scale Than Humans Can Perceive

Apr. 15, 2025 — Ambisonic rendering is a way to simulate the precise locations of sounds in 3D, and an ambisonics algorithm has allowed researchers to create rich virtual 'soundscapes.'Researchers decided ...

Engineered Bacteria Emit Signals That Can Be Spotted from a Distance

Apr. 11, 2025 — Engineers have made bacteria to produce hyperspectral signals that can be detected as far as 90 meters away. Their work could lead to the development of bacterial sensors for agricultural and other ...

Engineers Bring Sign Language to 'Life' Using AI to Translate in Real-Time

Apr. 9, 2025 — American Sign Language (ASL) recognition systems often struggle with accuracy due to similar gestures, poor image quality and inconsistent lighting. To address this, researchers developed a system ...

Amplifier With Tenfold Bandwidth Opens Up for Super Lasers

Apr. 9, 2025 — The rapidly increasing data traffic is placing ever greater demands on the capacity of communication systems. A research team now introduces a new amplifier that enables the transmission of ten times ...

Handheld Device Could Transform Heart Disease Screening

Apr. 8, 2025 — Researchers have developed a handheld device that could potentially replace stethoscopes as a tool for detecting certain types of heart ...