Low-Power Sensor Chip Needs No Battery

Low-Power Sensor Chip Needs No Battery

Energy harvesting collects power from ambient sources, such as heat, light, or motion, and converts it into another form of energy. In most cases, it produces electricity to do useful work or to be stored for use later. One missing piece, however, is computing...
Want Chips with Those Pills?

Want Chips with Those Pills?

One of the biggest challenges for caregivers and health professionals is helping patients adhere to their prescription medication schedules. Many treatments require specific doses taken at regular intervals, and missed or late doses can cause problems ranging from a...
Implant Monitors Heart Failure

Implant Monitors Heart Failure

“Heart failure” is a cardiac condition with a misleading name. It does not mean that the patient’s heart has failed; it simply indicates that the heart is not pumping a sufficient volume of blood to the lungs and body. This can result in other...

Bluetooth Earphones Also Monitor Fitness

Wireless earphones are convenient; they don’t have wires that can get tangled or flop against you while you work out. Fitness monitors are helpful. They monitor your heart rate and other measures while you exercise, and can communicate this data to a smartphone...
A Wrap-Around Mood Ring

A Wrap-Around Mood Ring

Like many others, I have a difficult time getting a good rest when on a long flight, especially between continents. The airlines invest an enormous amount of time and money trying to figure out how to help passengers be more comfortable (while maximizing revenues)....