The objective of this task is to interface a PIR (Passive Infrared) motion sensor with an Arduino UNO and control an LED based on detected motion. The PIR sensor detects motion and sends a digital ...

The Gas Leakage Detection and Alert System is an electronic safety system designed to detect the presence of combustible gas and provide an immediate warning. The system uses a gas sensor to ...

Build a tiny ESP32 OLED keychain with a 1.3-inch display and custom 3D-printed enclosure. Wire the ESP32 S3 and program it ...

With the help of a driveway alarm with infrared lights and other smart technology that you can control with your phone, ...

A close-up satellite image of Hurricane Isabel taken on Sept. 15, 2003. The National Ocean Service helps coastal communities prepare for and recover from major coastal storms such as hurricanes.

Dolphins have longer noses, bigger mouths, more curved dorsal fins, and longer, leaner bodies than porpoises. The Northeastern Offshore Spotted Dolphin, shown here, has a falcate, or sickle-shaped ...

The facts and figures data only represent municipal solid waste in the United States. The most recent data are from 2018. 1 2 3 4 The Facts and Figures data looks at ...

The energy-efficient LED bulbs now commonplace in American homes, schools, and offices could carry hidden health risks, according to a neuroscientist who is sounding the alarm over their potential ...

At EPA, products used to kill viruses and bacteria on surfaces are registered as antimicrobial pesticides. Sanitizers and disinfectants are two types of antimicrobial pesticides. Disinfecting kills ...

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