A university in China has found a new way to get students to show up for class: install fingerprint scanners in the classroom. The successful, if controversial, effort began last month at Hunan ...

Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

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 ...