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, ...

Baluns enable impedance matching, minimize signal distortion, and suppress common-mode noise in RF and high-frequency designs ...

As the search for "Today Show" host Savannah Guthrie's mother, Nancy, enters its third week, new evidence in the form of a glove was found near her home. The family has been ruled out as suspects in ...

They’re searching for Nancy Guthrie’s heartbeat. Cops are flying over the Tucson desert with a high-tech Bluetooth signal detector, also known as a signal sniffer, in an attempt to locate 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 ...

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 ...

A Lititz resident who regularly takes the Amtrak train out of Lancaster toward Philadelphia wants to know whether a left-turn signal could be added to a traffic signal at the train station entrance to ...

The 10-year/3-month Treasury yield spread recently went from negative to positive. That has happened just prior to the last four recessions. Weakness in the labor market, rising debt levels, and ...

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 ...

Bitcoin’s price drop has certainly put a chill on the market for crypto companies. But as the digital-asset realm evolves, the real deep freeze would be if there were an extended drop in the value of ...

Authorities are using a "signal sniffer" as the search for Nancy Guthrie enters its third week, according to reports. The tracking tool has been attached to a helicopter in an attempt to detect ...

Iran’s economic meltdown, which around the new year triggered protests that threatened the regime’s grasp on power, is getting worse. A harsh crackdown on the demonstrations and the threat of U.S.