A new algorithm can identify changes in wireless signal transmission Wi-Fi to monitor human respiration: Researchers at the National Institute of Standards and Technology (NIST) have developed a method to monitor people's breathing based on small changes in Wi-Fi signals. The goal of

What is Wi-Fi? The Wi-Fi Alliance first introduced Wi-Fi in 1998. But it took about a decade to become mainstream. Contrary to popular belief, Wi-Fi does not mean "wireless fidelity" over its absence of cables etc. It is a trademark, used for