Humans have been studying and playing with light for millennia — from the ancient civilizations using rock crystals to magnify objects and focus sunlight to ignite fires, to Galileo who sparked the ...

Watching fish glide silently around a tank is one of the most relaxing hobbies a person can pick up, but keeping an actual ...

A Delhi schoolgirl, Mahi Malhani, developed TRASHbot, an AI-powered robot to tackle litter. Inspired by a visit to Sundar ...

Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...