Dec 31 - Imagine a polka-dotted postage stamp-sized sensor that can sniff out some known poisonous gases and toxins and show the results simply by changing colors. Support for the development and application of this electronic nose comes from the National ... Read more »
Sep 15 - Aside from losing out on 300 perfectly crisp dollar-bills that could have gone to something more useful, now there is evidence of more problems with portable listening devices. Read more »