It's been more than two weeks since Nancy Guthrie disappeared. The sheriff's office says no one in her family is a suspect.

A Victorian paramedic and mum-of-two is calling for a modern-day Kerry Packer to help fast-track a medical device she believes could save millions of lives.

As the search for Nancy Guthrie continues, investigators are turning to a small device they hope could lead to a breakthrough: the 84-year-old’s pacemaker.

Balance athletic goals with arrhythmia risk: match the device model and sensor to the sport, and use stress testing to set detection zones and avoid inappropriate therapy.

A device that can pick up certain electronic signals is being used in the search for Nancy Guthrie, as it may detect emissions from her pacemaker, sources told CBS News.

The "signal sniffer" being used in the Nancy Guthrie investigation was mounted on a helicopter on Monday.

Wearable trackers could even detect the probability of a relapse weeks or months before it occurs. Up to around 60% of people with MDD will experience at least one relapse episode in their lifetime.

Environmental pollutant analysis typically requires complex sample pretreatment steps such as filtration, separation, and ...

The 84-year-old's pacemaker was disconnected from the app on her phone the night she went missing just before 2:30 a.m.

Authorities are attempting to use the device to detect the signal on Nancy's pacemaker over two weeks after she was reported missing ...

■ World-First Multi-Sensor Fraud Detection System VeraSnap v1.5 introduces four integrated fraud detection sensors, representing the first consumer smartphone application to combine these technologies ...