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2. Why Raygun is now the top-ranked women's breakdancer in ... - AOL

   www.aol.com/why-raygun-now-top-ranked-220706637.html

   September 10, 2024 at 6:07 PM. Australian breakdancer Rachael Gunn, more commonly known as B-Girl Raygun, has ascended to the top of the sport's World Ranking List. The World DanceSport Federation ...

3. Active noise control - Wikipedia

   en.wikipedia.org/wiki/Active_noise_control

   Active noise control (ANC), also known as noise cancellation (NC), or active noise reduction (ANR), is a method for reducing unwanted sound by the addition of a second sound specifically designed to cancel the first. The concept was first developed in the late 1930s; later developmental work that began in the 1950s eventually resulted in ...

4. Noise-cancelling headphones - Wikipedia

   en.wikipedia.org/wiki/Noise-cancelling_headphones

   Noise-cancelling headphones are headphones that suppress unwanted ambient sounds using active noise control (ANC). Active noise cancellation makes it possible to listen to audio content without raising the volume excessively. In an aviation environment, noise-cancelling headphones increase the signal-to-noise ratio significantly more than ...

5. Viral Olympian Raygun ranked No. 1 breaker in the world by ...

   www.aol.com/viral-olympian-raygun-ranked-no...

   September 10, 2024 at 7:41 AM. Australian breaker Rachael Gunn, the Olympian widely known as B-Girl Raygun who went viral after her performance at the Paris Games, is now ranked the No. 1 breaker ...

6. Health effects from noise - Wikipedia

   en.wikipedia.org/wiki/Health_effects_from_noise

   Elevated workplace or environmental noise can cause hearing impairment, tinnitus, hypertension, ischemic heart disease, annoyance, and sleep disturbance. [3][4] Changes in the immune system and birth defects have been also attributed to noise exposure. [5] Although age-related health effects (presbycusis) occur naturally with age, [6] in many ...

7. Microwave auditory effect - Wikipedia

   en.wikipedia.org/wiki/Microwave_auditory_effect

   The microwave auditory effect, also known as the microwave hearing effect or the Frey effect, consists of the human perception of sounds induced by pulsed or modulated radio frequencies. The perceived sounds are generated directly inside the human head without the need of any receiving electronic device. The effect was first reported by persons ...