smartphone sensors

Earthquake early warnings can be delivered successfully using a small network of off-the-shelf smartphones
via Sanford Underground Research Facility Earthquake early warnings can be delivered successfully using a small
A smartphone based spectrometer could detect dangerous chemicals in everyday circumstances

Imagine pointing your smartphone at a salty snack you found at the back of your

Researchers have developed an inexpensive biosensor that attaches to a phone and uses bacteria to detect unsafe arsenic levels

A smartphone device could help millions of people avoid drinking water contaminated by arsenic. Researchers

Example demonstrating how accelerometer data shared with separate traffic and health applications could indicate Bob's location. - See more at: http://www.ece.illinois.edu/mediacenter/article.asp?id=7897#sthash.QGpqmL9Q.dpuf
Research shows smartphone sensors leave trackable fingerprints

  “That’s a serious threat.” Research by Associate Professor Romit Roy Choudhury and graduate students