It’s May, and beach season is almost here! To humans, swimming in the ocean is a well-deserved vacation, but to marine animals, the ocean is home. Most people know that trash and chemical pollutants can harm ocean wildlife, but did you know that noise pollution is also a problem in the ocean? Read on to learn how animals are affected by ocean noise pollution.
Sports are an important part of American culture, at both professional and amateur levels of play, but they can present acoustic issues. Residents who live near courts and fields are often disturbed by the sounds of basketballs pounding on the pavement, whistles on the football field, or the crack of a base hit. A new sport, pickleball, is dominating the sports scene in many places across the country, with a two-year growth rate of almost 40% and up to 4.2 million players in 2021. Despite its popularity, it tends to generate many noise complaints from nearby residents. Read on to learn more about this banging sport and what can be done.
In the US, local and state noise ordinances have been protecting citizens against sound and vibration disturbances for over 70 years. An ideal noise ordinance would be easy to understand and easy to enforce, but due to the technical jargon contained in these documents and the equipment needed to accurately measure sound levels, this is often not the case. Read on to learn more about the ins and outs of our favorite group of laws.
Supersonic air travel has interested everyone from commercial tourists to the military. Who wouldn’t want to travel from New York to London in 3 hours instead of 6? One of the biggest hurdles that supersonic flight incurs is the sonic
This year, we encourage people to work toward helping save our planet that we share with many species of plants and animals throughout the world’s various ecosystems. Read on to learn more about how sound technology is being used to
During the early 18th century Antonio Stradivari built violins that are widely considered to be exceptional instruments and are some of the most valuable in the world. The secret to Stradivari’s success has been a mystery for more than 400 years. Does his
Music is remarkable in the emotional and sometimes personal responses it elicits, especially if one considers its simple foundations: manipulations of tone, pitch, rhythm, and dynamics. While we typically equate music with human compositions made with traditional instruments, music can
Through the work of Darwin and subsequent related studies, evidence supports that the emotional state of humans can be recognized through the characteristics of their vocalizations. While adults may have more control over how they react, babies tend to show their
Hit a tuning fork on a table and it will ring at its natural frequency; point a speaker playing that frequency at the tuning fork and the fork will resonate. Resonance, an amplification of vibratory motion, occurs when an external
The audiophile world is replete with dubious products that claim to provide ultra-high fidelity sound with eye-popping price tags accompanying them. But what has research shown? Has anyone been able to apply scientific principles to find methods within this madness?
Metropolitan Acoustics, LLC is an acoustics and vibration consulting firm based in Philadelphia, PA. We specialize in architectural acoustics and vibration monitoring.