Electronics and Telecommunications Research Institute (ETRI) has announced that, through joint research with KAIST, they ...

Teradar's sensor uses the terahertz part of the electromagnetic spectrum, and combines the best traits of radar and lidar ...

Explore innovative distance measurement methods for DIY projects. Learn about tools like UWB, barometers, and camera-based systems.

Take tape measures, once a palm-sized object that housed a metal ribbon that could snap back enthusiastically -- has been transformed into a palm-sized device with with a laser inside. Yup, the ...