Smartphone cradle, app detect toxins, bacteria (w/ Video)

Afraid there may be peanuts or other allergens hiding in that cookie? Thanks to a cradle and app that turn your smartphone into a handheld biosensor, you may soon be able to run on-the-spot tests for food safety, environmental ...

NIST shows how to make a compact frequency comb in minutes

Laser frequency combs-high-precision tools for measuring different colors of light in an ever-growing range of applications such as advanced atomic clocks, medical diagnostics and astronomy-are not only getting smaller but ...

Luggage screening standards prove their value

Every month, between 50 and 70 million passengers travel through U.S. airports, toting more than 30 million pieces of luggage destined for aircraft cargo holds. Since 2004, federal legislation requires that every one of those ...

Cradle turns smartphone into handheld biosensor

(Phys.org) —Researchers and physicians in the field could soon run on-the-spot tests for environmental toxins, medical diagnostics, food safety and more with their smartphones.

Engineers monitor heart with paper-thin flexible 'skin'

(Phys.org) —Engineers combine layers of flexible materials into pressure sensors to create a wearable heart monitor thinner than a dollar bill. The skin-like device could one day provide doctors with a safer way to check ...

Electronic zippers control DNA strands

A research team from NPL and the University of Edinburgh have invented a new way to zip and unzip DNA strands using electrochemistry.

New biochip technology uses tiny whirlpools to corral microbes

Researchers have demonstrated a new technology that combines a laser and electric fields to create tiny centrifuge-like whirlpools to separate particles and microbes by size, a potential lab-on-a-chip system for medicine ...

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