Japan Sensor Will let Diaper Say Baby Needs Changing

A disposable organic sensor that can be embedded in a diaper and wirelessly let a carer know it needs changing was unveiled by Japanese researchers on Monday. The flexible integrated circuit printed on a single plastic film transmits information and receives its power wirelessly, and could potentially be manufactured for a few yen (US cents), the developers told AFP. The system, which uses organic materials that can be printed with inkjet technology, was developed by a team led by professors Takayasu Sak