If you enjoy reviewing your cycle rides, runs or hikes in Strava, a new app lets you do this in augmented reality. Fitness AR projects a 3D terrain map of your path onto a table-top, and allows you to ...

Researchers have developed a compact and lightweight single-photon airborne lidar system that can acquire high-resolution 3D images with a low-power laser. This advance could make single-photon lidar ...

A new compact and lightweight single-photon airborne lidar system could make single-photon lidar practical for air and space applications such as 3D terrain mapping. Credit: Feihu Xu, University of ...

A new compact and lightweight single-photon airborne lidar system could make single-photon lidar practical for air and space applications such as 3D terrain mapping. WASHINGTON — Researchers have ...