Science Daily

Cellphone compass can measure tiny concentrations of compounds important for human health

Nearly every modern cellphone has a built-in compass, or magnetometer, that detects the direction of Earth's magnetic field, providing critical information for navigation. Now a team of researchers ...
Medscape

The Fascinating Way to Measure Glucose With a Phone's Compass

Researchers from the National Institute of Standards and Technology (NIST), Boulder, Colorado, say a smartphone compass could be used to analyze biomarkers in body fluids — blood, sweat, urine, or ...
technologynetworks

Using a Cellphone’s Built-In Compass To Measure Glucose, Toxins and More

Nearly every modern cellphone has a built-in compass, or magnetometer, that detects the direction of Earth’s magnetic field, providing critical information for navigation. Now a team of researchers at ...
EurekAlert!

NIST researchers use cellphone compass to measure tiny concentrations of compounds important for human health

Illustration shows how a smartphone magnetometer can measure a host of biomedical properties in liquid samples using a magnetized hydrogel. Nearly every modern cellphone has a built-in compass, or ...