A lidar scanner has a resolution so high it can image ridges and indentations only 1 millimetre deep on objects hundreds of ...

Researchers have designed a single-photon time-of-flight LiDAR system that can acquire a high-resolution 3D image of an object or scene up to 1 kilometer away. The new system could help enhance ...

Eye strain from prolonged screen time can be combated using the 20-20-20 rule: every 20 minutes, take a 20-second break and ...