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Latest Kristan Gurton Stories

Listening To The Sounds Of Dangerous Chemicals
2012-08-14 14:00:20

New photoacoustic technique detects multiple nerve agents simultaneously To warn of chemical attacks and help save lives, it's vital to quickly determine if even trace levels of potentially deadly chemicals–such as the nerve gas sarin and other odorless, colorless agents–are present. U.S. Army researchers have developed a new chemical sensor that can simultaneously identify a potentially limitless numbers of agents, in real time. A paper describing the system has been published...


Word of the Day
tessitura
  • The prevailing range of a vocal or instrumental part, within which most of the tones lie.
This word is Italian in origin and comes from the Latin 'textura,' web, structure.