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June 7, 2022 Recent efforts have sought to make low-boom supersonic aircraft, but noise issues due to sonic booms may become more pronounced in cities, where buildings form canyons that distort the booms. ...
Mar. 8, 2022 Flaring of natural gas from oil wells appeared to cause an increase of around 11,000 hospital visits for respiratory reasons in North Dakota, US, up to 60 miles away from oil drilling ...
Mar. 1, 2023 Haptic holography promises to bring virtual reality to life, but a new study reveals a surprising physical obstacle that will need to be ...
May 2, 2022 Unhackneyed compartmentalization generated by audible sound allows the enzyme reactions to be controlled ...
May 31, 2023 Scientists show that a thin layer of plasma, created by ionizing air, could be promising as an active sound absorber, with applications in noise control and room ...
Nov. 1, 2022 When two musical notes are played simultaneously, the human ear can perceive weak additional tones called combination tones. While less perceivable, objective combination tones are also generated by ...
Feb. 24, 2022 Large concrete structures need to be regularly tested for defects that may compromise their stability. While acoustic tests performed by certified inspectors are usually the inspection method of ...
Nov. 9, 2023 The boom in phones, laptops and other personal devices over the last few decades has been made possible by the lithium-ion (Li-ion) battery, but as climate change demands more powerful batteries for ...
Dec. 22, 2022 As the supersonic solar wind surges towards Earth, its interaction with our planet's magnetic field creates a shock to deflect its flow, and a foreshock filled with electromagnetic waves. How ...
May 11, 2021 A systematic modeling study of simple air cleaners using a box fan shows these inexpensive units can greatly decrease the amount of airborne virus in these spaces, if used ...