Arduino Light Sensor in 60 Seconds (Photoresistor Demo!) - Releases · 0xHiTek/Arduino-Light-Sensor- ...

Arduino Uno – Powered Parking Guidance System with Ultrasonic Sensors" is a smart and innovative solution for simplifying the parking process in crowded urban environments. This paper leverages the ...

Thus, they entered a heart rate sensor to our 2025 One Hertz Challenge! The build is based around a Wemos D1 mini, a ESP8266 development board.

Nearly every TV on the market today is either OLED or LCD. Here's a look at the pros and cons of each technology.

Light pollution, caused by indiscriminate use of artificial lighting at night, is a growing threat to astronomy, the environment, and other fields. Monitoring light pollution can help inform local ...

A research team at Los Alamos National Laboratory recently found that the strength difference between two very high-frequency radio pulses in lightning is closely related to the altitude of the ...

Don't limit yourself to black and white. Today's innovations enable modern home security cameras to capture video in full color, even when it's pitch black.

If you aren't willing to haul around a heavy SLR or mirrorless camera but still want something better than a smartphone, a compact model might be the way to go. These are the best point-and-shoot ...

Looking for an alarm system to make you feel more secure? We've tested all the best professional and DIY home security systems to help you decide which is right to protect your family and property.

I’ve been following Prusa since 2015, when Josef Prusa launched the Original Prusa i3. I was enamored like the rest of you ...

What's the best type of smoke alarm for my home? Optical smoke alarms Optical (or photoelectric) alarms are light sensors containing an infra-red LED, which pulses a beam of light into the sensor ...