Track Room Occupancy Without Cameras Using ESP32 Wi-Fi Drops

Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...
Hackaday

Time Never Moves Slowly With This Clock

A clock is by its very nature a device for measuring time, and thus it moves forward at a constant rate. But how about in a ...
IEEE

Design of Signal Processing System for Pipeline Pig Tracking and Positioning Receiver Based on Orthogonal Digital Lock-in Amplification Principle

Abstract: The current signal processing system of pipeline pig tracking and positioning receiver based on bandpass filter is difficult to ensure high reliability and sensitivity when receiving weak ...

You don't need an expensive security system to keep your home safe

Beefing up your locks and latches, maintaining good habits and putting together a DIY system could save you thousands.

ExpressVPN's password manager just got a big upgrade with secure sharing, passkey support, and more

Available today, ExpressKeys now delivers more secure sharing, passkey support, and improved cross-device management.
CNET

I Tested the Smart Lock of the Future, Built by a Century-Old Lock Maker

The Schlage Sense Pro combines multiple new smart lock technologies and a cutting-edge design to make it one of the most ...