The sendEmail () function is responsible for triggering the email alert when an object is detected. A secure Wi-Fi client is ...

The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

The second paper, appearing in the journal Nano Letters and led by graduate student Pooja Reddy, describes a clever method to ...

After decades of intense research, surprises in the realm of semiconductors—materials used in microchips to control ...

In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Arduino has just announced the Arduino Matter Discovery Bundle (AKX00081), an all-in-one development kit designed to help ...

The new method, which uses quantum dots, performs as well as or better than current infrared light sources while being much ...

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...

When automating your smart home, much of the attention centers on cameras and lights, but I believe HomeKit door sensors are arguably among the most critical devices to add to your setup. I’ve written ...

Robotics technology that not only performs simple tasks but also supports humans in all their tasks is among the key technologies in industrial manufacturing. But this requires that robots be able to ...

The Terrain Commander from Textron Corporation provides the basis for the U.S. Army's unattended ground sensor (UGS) Future Combat Systems. The sensor assembly is equipped with a variety of optical, ...

The U.S. Army Combat Capabilities Development Command C5ISR Center is pushing a new generation of unmanned aircraft sensor payloads that promise higher-resolu ...