Today? No, 30 years ago. https://www.militaryaerospace.com/communications/article/16707574/radar-flashlight-project-promises-cots-based-human-vital-signs-sens

Today? No, 30 years ago. https://www.militaryaerospace.com/communications/article/16707574/radar-flashlight-project-promises-cots-based-human-vital-signs-sensor https://www.militaryaerospace.com/communications/article/167...