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

Authorities searching for 84-year-old Nancy Guthrie in Arizona are turning to new and unconventional methods in early ...

Nebraska coach Fred Hoiberg says there were circumstances surrounding his altercation with a court-storming Iowa fan that people viewing viral social media videos might not fully understand ...

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 ...

The search for Savannah Guthrie’s mother, Nancy, has taken a deeply emotional and incredibly urgent turn as every passing hour becomes critical. It's the kind of nightmare no family ever wants to face ...

The FBI and Pima County Sheriff's Department are analyzing cell tower data as they search for missing Nancy Guthrie, the ...

In the ongoing investigation into the disappearance of 84-year-old Nancy Guthrie, mother of Today show co-anchor Savannah ...

Philadelphia researchers at the University of Pennsylvania, working with engineers at Harvard, have wired up lab-grown mini pancreases with hair-thin electronics, nudging immature alpha and beta cells ...

Emily Mae Czachor is a reporter and news editor at CBSNews.com. She typically covers breaking news, extreme weather and issues involving social justice. Emily Mae previously wrote for outlets like the ...

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 ...

President Donald Trump slammed the strategy behind a major key clue in the Nancy Guthrie investigation. The elderly mother of Today Show host Savannah Guthrie was reported missing in Tucson, Arizona, ...

Attorneys say Andrew Hayes was wrongfully convicted of murder in 2010. The victim's son dug into the case and secured a ...