This latest accomplishment joins the company’s previously secured ASTM certifications, enhancing the features and expanding the end-uses for its microalgae-based bio-cement and bio-concrete. BOULDER, ...

Recently, a joint team of researchers from Yong Li’s group in Tongji University (China) and Jie Zhu’s group in Hong Kong Polytechnic University presents the concepts of “over-damped” and “reduced ...

From echoing hallways and idling buses to boisterous band practices and shop classes, schools have long been known as noisy environments. Beyond the sounds produced by occupants and vehicles, ...

Sound, when emitted by a source — whether a person or a piece of equipment — propagates in all directions through space, being reflected, absorbed, transmitted, or diffracted as it encounters surfaces ...

Hankook Tire & Technology has patented a tire with self-generation and sound absorption. The tire includes a wall structure, a sound absorber, and an electronic unit for improved sound absorption ...

NEW ORLEANS, May 23, 2025 – When children are dropped off at a school or day care for the first time, there can be a lot of feelings and sometimes meltdowns caused by being separated from parents, ...

The noisier the environment, the harder it is to concentrate on the sounds we really want –and need– to hear. We spend about 90% of our time indoors, either at home or at work, often with little ...