Human traffickers often post photos of their victims in hotel rooms. This app is asking people to take photos of their hotel rooms, so analysts can determine where the photos were taken. https://spectrum.ieee.org/traffickcam-human-trafficking-hotel-ai?utm_source=mastodon&utm_medium=social&utm_campaign=fedica-Mastodon-Daily-Pipeline

Scientists have developed a method of measuring heart rate through wifi, bypassing the need to wear any equipment on your body. It works by filtering our noise and detecting the change in signal amplitude between heartbeats. https://spectrum.ieee.org/wi-fi-signal-heartbeat-detection?utm_source=mastodon&utm_medium=social&utm_campaign=fedica-Mastodon-Daily-Pipeline