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 ...

HoloRadar uses radio waves to see around corners, allowing it to detect people at T-shaped intersections like the one pictured here. Penn Engineers have developed a system that lets robots see around ...

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 ...

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 ...

Bacteria are usually seen as boring. Tiny blobs. Always blamed for infections. Not exactly the stars of science. But here comes the surprise: bacteria are secretly chatting with each other. Not with ...

Interested in learning Python but don't know where to start? I'll walk you through the basics of the ever-popular programming language step-by-step. In an hour or so, you'll go from zero to writing ...

Stephen Miller, one of the most powerful White House staffers, reportedly uses social media, an encrypted app and dramatic imagery to relay his hardline views and wield influence in Trump’s ...

Penn Engineers have developed a system that lets robots see around corners using radio waves processed by AI, a capability that could improve the safety and performance of driverless cars as well as ...