Persistent pharmaceutical residues such as carbamazepine are increasingly detected in natural waters, posing long-term ecological and human health risks due to their resistance to conventional ...

The global low frequency sound absorbing insulation material market was valued at USD 160.7 million in 2023 and is anticipated to attain a valuation of USD 205 million by 2034. The market is likely to ...

If you live in a noisy urban area, you're gonna love the sound of this. Researchers in Switzerland have developed a material that can dampen street noise while being four times thinner than ...

School of Mechanical Engineering, Xi’an Jiaotong University, Xi’an, China Due to the sub-wavelength structural characteristics and excellent wave regulation ability, metamaterials have important ...

In recent years, the continuous increase in the speed of high-speed trains has led to growing concern about noise generated by train operations. Currently, three types of sound barriers are commonly ...

Modern life is noisy – from the constant hum of traffic to the roar of machinery. But there’s something to learn from nature’s ultimate silent hunter, the owl. Owls are silent flyers because their ...

If you’ve seen an owl fly, you probably didn’t hear a thing. That’s because their skin and feathers dampen sound by absorbing high- and low-frequency flight noise. Inspired by this natural ...

When it comes to buying a sedan, most people tend to focus on obvious specs—horsepower, fuel economy, technology features, trunk space, and safety ratings. These are all critical factors, no doubt.