Pledgers step up for plasma speakers

(PhysOrg.com) -- A Seattle group of students have created a plasma speaker prototype model that they’re offering to the world as a kit where you, too, can have a plasma speaker that uses an electric arc to vibrate air. ...

'Talking dictionaries' document vanishing languages

Digital technology is coming to the rescue of some of the world's most endangered languages. Linguists from National Geographic's Enduring Voices project who are racing to document and revitalize struggling languages are ...

'Queen's English' not the best

Native English speakers should give up their claim to be the guardians of the purest form of the language and accept that the ways it is used and changed by millions around the world are equally valid.

Making opaque materials totally transparent

Most naturally occurring materials have a disordered atomic structure that interferes with the propagation of both sound and electromagnetic waves. When the waves come into contact with these materials, they bounce around ...

Nanotech Speakers Hold Promise for Sonar Uses

(PhysOrg.com) -- UT Dallas researchers have found that carbon nanotube sheets perform well as underwater sound generators and noise-canceling speakers, two highly desirable traits for submarine sonar and stealth capabilities. ...

Black language matters: A linguistic analysis

A new scientific study reveals the critical role that dialect unfamiliarity and prejudice against speakers of African American Vernacular English [AAVE] and other non-standard dialects can play in the criminal justice system. ...

Fujifilm shows off bendable 'Beat' diaphragm speaker

(Phys.org)—Japanese film maker Fujifilm has unveiled a new kind of bendable speaker at this year's Nanotech 2013 tradeshow, currently running in Tokyo. It's based on a thin bendable diaphragm the company calls "Beat."

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