Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.

LiDAR uses lasers to measure the distance, shape, and orientation of objects around you, making it great for both mapping and ...

QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account ...

A fingerprint scanner is a small electronic device that guards your computer from intruders. You place your fingertip on the reader; it scans your fingerprint and compares it to the prints stored in ...

There it is. On your dashboard. Staring at you, mocking you, making you plot insurance fraud: your car’s check engine light. That little bugger has been on your dash for weeks now and you haven’t been ...