How the Kisan Mitra Chhadi works, from its 5 to 15-metre detection range to the vibration alert that could help farmers avoid ...

Discover how building a Smart Blind Stick transformed my understanding of robotics and practical learning through hands-on experience.

Vadodara: Students of city-based St Kabir School bagged top honours at Robofest 5.0 with two innovative robots — an ...

A small PlatformIO/Arduino project that measures distance using an ultrasonic sensor (HC-SR04 or similar) and prints the measured distance over the serial port. This README explains how to open the ...

The new electronic intervention called ‘Kisan Mitra Chhadi’ is intended to reduce the many lives lost to snake bites in rural ...

Ultrasonics refers to signals that are above the human hearing span (>20 kHz), and usually in the 40- to 70-kHz range. These signals are used like radar—they’re radiated toward a target and reflected ...

Despite decades of technological progress, robots still can’t move as smoothly as humans – they drop objects, and struggle to ...

Without any delays, here are the best Phones with Ultrasonic Fingerprint Sensors (April 2026) that make the cut: ...

In this video I'm walking you through the steps I took to make a standalone version of my pellet level monitoring sensor that is not directly connected to Home Assistant but it functions separately .