I tested Apple’s hands-free Home Key — and it’s a big upgrade

The U400 ($269.99) is the first to support Apple’s Home Key’s hands-free unlocking. This uses the U1 ultra-wideband (UWB) ...

CES 2026: Aqara Launches U400 Smart Lock With HomeKit and Hands-Free UWB Unlocking

Smart home company Aqara today debuted its latest smart lock, the U400. The Aqara Smart Lock U400 incorporates ultra wideband (UWB) technology for more precise location-based tracking and automated ...

15 Northern Tool Home Improvement Products You Didn't Realize Existed

Northern Tool is one of the premiere places to shop for tools and home improvement products of all varieties online — here ...
Lock Haven

Bit by bit, small groups chip away at historic levels of social isolation in America

AP Photo/Jessie Wardarski A group from the Neighborhood Resilience Project, an Orthodox social service agency connected to St. Moses the Black Orthodox Church, paints a home in Clairton, Pa., as part ...
IEEE

A 1.3 mW, 12-bit lock-in amplifier based readout circuit dedicated to photo-acoustic gas sensing

Abstract: This paper discloses the implementation of a 12-bit Lock-In Amplifier (LIA) based readout circuit dedicated to Photo Acoustic gas sensors. The LIA is fully integrated as it embeds the low ...