Posts by Norman

Why do whales sing? Scientists still aren’t certain, and maybe the whales aren’t, either. A juvenile male humpback whale in waters off Sri Lanka. The males may be singing certain tunes to attract mates, although scientists listening to the songs suspect there may also be other reasons for the music shared among these giants, even…

Using petals as ears, the evening primrose sweetens its nectar in minutes when it hears sounds at the frequency of bees’ wing-beats By TOI STAFF The Oenothera drummondii, or evening-primrose flower, on a beach in Hong Kong. (Wikipedia/Geographer/CC BY-SA) Israeli scientists at Tel Aviv University say they have found a flower that hears the approach of…

MORETON Racing to be suspended at southeast Queensland track Alan Quinney, Pine Rivers Press October 24, 2018 MOTOR racing at Lakeside Park, Kurwongbah, will be suspended from the end of the year over complaints about noise levels, but Queensland Raceways (QR) is prepared to go to court. QR chief executive John Tetley said in a…

September 12, 2018 Source: Karolinska Institutet Summary: Researchers have identified four types of neurons in the peripheral auditory system, three of which are new to science. The analysis of these cells can lead to new therapies for various kinds of hearing disorders, such as tinnitus and age-related hearing loss. Closeup of ear (stock image).Credit: ©…

As many as 50 million Americans suffer from tinnitus, according to the American Tinnitus Association (ATA), a health condition commonly known as “ringing in the ears.” Musicians, factory workers, military veterans, and many others endure its effects, including problems with concentration, sleep, anxiety, and depression. The Levo System, an FDA-cleared medical device, is designed to mimic the…

By Carolyn Webb 2 July 2018 The sound of children playing makes many people happy, but for some residents in a sedate Melbourne neighbourhood, the prospect of “loud, screaming, noisy children” in a proposed playground would only be noise pollution. It’s among the reasons residents of Mount Eliza have fired up in opposition to plans to…

In 2012, Health Canada began a study of Health Impacts and Exposure to Sound From Wind Turbines. This included Sound Power Level measurements of different Wind Turbines, noise level measurements at residences and an epidemiological field study, the administration of a computer assisted questionnaire, and the measurement of blood pressure and heart rate, sleep actimetry and of hair…

By NICHOLAS BAKALAR MARCH 27, 2018 For all three categories, the risk of injury increased steadily with hearing loss, although slightly less consistently with driving accidents. Over all, compared with those who rated their hearing “excellent,” those with a little trouble hearing were 60 percent more likely to have been injured, with moderate trouble 70 percent…

By RONI CARYN RABIN JULY 27, 2017 The rate of moderate hearing loss had increased to 22.5 percent in 2007-8, up from 17 percent during the period from 1988 to 1994. But it dropped to 15.2 percent in the most recent study period, in 2009-10. Photo Young people continue to listen to loud music on their headphones.…

Hearing loss is a silent occupational hazard for musicians. By ANDREW MCMILLEN March 3rd, 2018 Jon Coghill, former drummer of Powderfinger, who has hearing loss from his days on stage. Picture: Lyndon Mechielsen On a sunny Saturday afternoon in late January, a musician called Steve Kilbey is visiting Brisbane. Everywhere he goes, he carries with him something…