LONDON (WPVI) -- British researchers have developed a simple paper-based sensor that indicates when meat and fish have gone bad. The sensor traces amounts of ammonia and another chemical released by ...

University of Washington engineers have turned tissue paper - similar to toilet tissue - into a new kind of wearable sensor that can detect a pulse, a blink of an eye and other human movement. The ...

Summer is around the corner -- time for cookouts and sunbathing. But too much sun can result in sunburn, which is the main cause of skin cancer. Because the time it takes to get burned depends on many ...

To diagnose conditions such as sleep apnea, doctors monitor patients’ respiration rates with devices that can be cumbersome and expensive. George M. Whitesides and coworkers at Harvard University have ...

Wearable technology seemingly gets smaller and more inconspicuous with each passing day, but the latest breakthrough will surprise even the most stoic tech savant. A team of engineers at the ...

(Nanowerk Spotlight) Because it is easily available, low-cost, insulating, flexible, and portable, paper has been recognized as a particular class of supporting matrix for accommodating biological or ...

Several industrial, automotive, and healthcare applications rely on accurate and precise measurement of pressure. Flexible and wearable pressure sensors are typically fabricated using petroleum-based ...

Scientists in Saudi Arabia have developed a paper-strip sensor that gauges blood glucose via a patient's saliva. The project is being led by bioscientist Sahika Inal, electrical engineer Khaled Salama ...

Engineers at the University of Washington have successfully created a new type of wearable sensor out of tissue paper, similar to toilet tissue, that’s capable of detecting a person’s pulse, the blink ...