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, ...

The “ethical hacker” who created the Bluetooth “signal sniffer” being used to try to track Nancy Guthrie’s pacemaker said he created the high-tech tool specifically for the search for the missing ...

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

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 ...

The FBI is using advanced bluetooth technology to try to find Nancy Guthrie's pacemaker. Pacemakers emit signals that could provide clues to the whereabouts of the missing 84-year-old. Flying ...

Authorities searching for Nancy Guthrie are deploying a piece of specialized tracking technology — commonly referred to as a “signal sniffer” — in an effort to detect emissions from her implanted ...

US authorities searching for Nancy Guthrie, the 84-year-old mother of NBC Today show co-host Savannah Guthrie, have turned to an unusual piece of technology in hopes of locating her – a ‘signal ...

The search for Nancy Guthrie has taken a high-tech turn. The Arizona police department is now flying over the Tucson, Ariz., desert with a Bluetooth signal detector, also known as a signal sniffer, in ...

(NewsNation) — Authorities have used a device known as a “signal sniffer” mounted on a helicopter in an attempt to detect Nancy Guthrie’s pacemaker as the search for the missing 84-year-old continues, ...

Abstract: This paper presents the design and implementation of a multipurpose networked control system using Arduino and Modbus RTU over RS-485 communication. The system enables robust and scalable ...

A US Air Force plane has landed at an American airbase in Britain, as tensions continue to escalate with the Iranian regime. Dubbed the “nuke sniffer”, the USAF WC-135R Constant Phoenix jet is used to ...