The magnetometer in your smartphone helps you navigate by powering the device's digital compass. Now researchers have found a way to use it to navigate body chemistry by reading your glucose levels, ...

MIT researchers developed a new device that could track your sleeping pattern and give you the best positions. It can do this without the help of any camera or motion sensors. Using the device, the ...

MIT researchers have developed a wireless, private way to monitor a person's sleep postures -- whether snoozing on their back, stomach, or sides -- using reflected radio signals from a small device ...