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ACOUSTIC WAVES
In 1860, a French inventor recorded the human voice on paper 17 years before Edison’s phonograph — but nobody could hear it for almost 150 years until 2008A French inventor, Édouard-Léon Scott de Martinville, made the world's first sound recording in 1860, a rendition of "Au clair de la lune."...- Think Again: The loudest sound ever recorded wasn’t from any nuclear blast – it was heard 3,000 miles away and circled Earth four timesThe loudest sound ever heard came from a natural event. The 1883 Krakatoa volcanic eruption in Indonesia registered an astonishing 310 deci...
- The World’s Quietest Place Exists, And It Changes How You HearThe anechoic chamber at Orfield Laboratories is recognized as the quietest place on Earth, measuring at -9 dB. This extreme silence allows ...
- Why Are the World’s Oceans Getting Louder Each Year?The ocean's natural sounds are being drowned out by human activity. Ships create constant noise that travels far, affecting marine animals....
- NASA releases chilling, eerie black hole audio from 250 million light years awayNASA has released an audio clip capturing sound waves from a supermassive black hole located 250 million light years away in the Perseus ga...
- Scientists unearth gigantic 'Bubble of Galaxies' in Earth's cosmic backyardAstronomers have discovered a massive celestial structure, known as the "first bubble of galaxies," within our galactic neighborhood. This ...
- Marine acoustic research ship on a mission leaves KochiThe ship belongs to the Naval Physical & Oceanographic Laboratory (NPOL) and is operated by the Indian navy.
- Decoding flame behaviour and how it helps jet engine designRI Sujith’s understanding of how flames behave has greatly helped improve jet engine design.
- Sun's core rotates four times faster than its surface: StudyThe rotation of the solar core may give a clue to how the Sun formed. After the Sun formed, the solar wind likely slowed the rotation of th...
- Sun's core rotates four times faster than its surfaceWashington, Aug 2 (IANS) An international team of astronomers has found that the Sun's core rotates nearly four times faster than the solar...
- Are we a step closer to an invisible cloak? Probably, with nano size particlesScientists made an object disappear by using a material with nano-size particles that can enhance specific properties on the object’s surfa...
- 'Dark energy measured with map of 1.2 million galaxies'These new measurements were carried out by the Baryon Oscillation Spectroscopic Survey (BOSS) programme of the Sloan Digital Sky Survey-III.
- Deep-ocean sound waves may aid tsunami detectionScientists are developing a system that may help predict a tsunami by detecting sound waves that race through the deep ocean more than 10 t...
- 'Star Trek' sonic tractor beam moves stuff with soundThe tractor beam works by surrounding the object with high-intensity sound and this creates a force field that keeps the objects in place.
- Screams really do scare us: StudyHuman screams possess a unique acoustic signature that activates the brain's fear centre and is used exclusively to signal danger or distre...
- New device separates cancer cells from bloodAcoustic-based separations are potentially important because they are non-invasive and do not alter or damage cells.
- Scientists capture the sound of an atomThe interaction between atoms and light is well known and has been studied extensively in the field of quantum optics.
- New computer malware communicates via sound wavesScientists have developed a new malware that transmits information between computers using high-frequency sound waves inaudible to the huma...
- Beaming Scottie!A survey showed a third of philosophers believed personal ego would survive; a third thought it would perish and the rest believed in somet...
- Bose Corporation to remain privately held: CompanyBose Corporation, the audio technology major founded by late Indian-American Amar Gopal Bose, will remain privately held, the company has a...
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