Working out in the summer heat can be rough, but how do you know when it's so hot it may be unsafe? Here's why I always check ...

If you’ve ever wanted a simple, automated way to schedule pet feeding reminders or alerts, the Pico 2 W can help. This project involves using a small servo to trigger a chute, latch, or gravity-fed ...

Truth be told, diving down the smart home automation rabbit hole can be an expensive journey. All of these devices can set you back a few dollars, and those prices can add up quickly. Sure, there are ...

A novel chipless RFID humidity sensor based on a finite artificial impedance surface (AIS) is presented. The unit cell of the AIS is composed of three concentric loops thus obtaining three deep and ...

With the rapid development of flexible and wearable electronic devices, research on high-sensitivity strain sensors has been attracting much attention. Here, glutaraldehyde is used as a cross-linki ...

An ultra-sensitive optical fiber humidity sensor based on an extrinsic Fabry-Perot interferometer is proposed and experimentally demonstrated in this paper. The Fabry-Perot cavity is constructed by a ...

Building your own outdoor movie theater is easier than it sounds and can be scaled to suit your budget — from a simple projector/sheet combo to a full-fledged theater, with a big outdoor screen ...