Abstract: Human presence detection is crucial in various scenarios, from law enforcement surveillance to smart health-care systems. Traditional methods like cameras and acoustic signals face ...

Abstract: This letter presents a chipless radio frequency identification tag with increased coding capability by using a dual-mode loop resonator (closed- and open-loop resonator) and dual band-notch ...

We may receive a commission on purchases made from links. Remember that scene in the 2002 film "Signs" when Joaquin Phoenix wore an aluminum foil cap to defend against extraterrestrial mind control?

The H-2A program continues to grow, with 13,358 more positions certified in fiscal year 2025 (October 2024-September 2025) than fiscal year 2024. This marks the first year in program history that over ...