Desert searches for missing Nancy Guthrie intensify as investigators use cell tower clues and signal sniffers to track her ...

According to the researchers, the data obtained can become the basis for the development of safe protocols for cardiac cell ...

The device also dissolves once it is no longer needed, making invasive removal a thing of the past.

Open-heart surgery has long been the primary approach for heart valve replacement. Today, however, breakthrough catheter-based technologies offer patients minimally invasive alternatives to ...

An anonymous donation raises the reward to find Nancy Guthrie to $200,000, as President Donald Trump ripped disclosures about technology used in the ongoing search.

An expert tells PEOPLE why pacemakers have Bluetooth technology, and how it can help locate Savannah Guthrie’s missing mother Nathan Congleton/NBCU Photo Bank/NBCUniversal via Getty The Bluetooth ...

Investigators are using a tracking device called a "signal sniffer" that can detect signals emitted from electronic devices as the search for Nancy Guthrie continues in its third week. David Kennedy, ...

TUCSON, Ariz. (KVOA) - On Feb. 3, two days after Nancy Guthrie disappeared, a Pima County helicopter was flying low to the ground, just above Guthrie's home in the Catalina Foothills. Investigators ...

TUCSON, Ariz. (13 News) - As the disappearance of Nancy Guthrie enters its third week, the FBI is using new technology that could help locate her using signals from her pacemaker. Law enforcement is ...

TUCSON, Ariz. (KOLD/Gray News) - As the search for 84-year-old Nancy Guthrie enters its third week, the FBI is employing new technology that could help locate her using signals from her pacemaker. Law ...