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A team of scientists has developed a powerful new way to detect subtle magnetic signals in common metals like copper, gold, ...
This 9th-Century Brooch Is a Game-Changer. Posted: July 16, 2025 \| Last updated: July 16, 2025. More for You ...
In this article, a metal crack sensor based on chipless radio frequency identification (RFID) technology is proposed. It is used to monitor the angle and width of cracks in the Internet of Things (IoT ...
Abstract: This article presents a low-cost, food-safe chipless radio-frequency identification (RFID) time–temperature (TT) sensor that operates in the 3–5 GHz [ultra wide band (UWB)] band. The sensor ...
In this emotional and historically significant video, we recover artifacts from the crash site of Lynyrd Skynyrd’s final flight on October 20, 1977. Using metal detecting techniques, we uncover ...