Track Room Occupancy Without Cameras Using ESP32 Wi-Fi Drops

Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...
Yahoo

Why Smoke Detectors Always Wait Until 3 A.M. to Chirp

Add Yahoo as a preferred source to see more of our stories on Google. You finished your nighttime skincare routine, tucked into your cozy bed, and are drifting off to sleep. But then a beep-beep fills ...
AOL

Why Smoke Detectors Always Wait Until 3 A.M. to Chirp

You finished your nighttime skincare routine, tucked into your cozy bed, and are drifting off to sleep. But then a beep-beep fills the otherwise quiet space—and the culprit is unmistakable. It's your ...
IEEE

Active Gate Driver Design Using Differential Timing-based Miller Detector for Power MOSFET

Abstract: A low-power active gate driver (AGD) design becomes critical in battery-based power conversion systems (DCDC converters) to extend battery life. This paper proposes an integrated active gate ...
Hosted on MSN

3 awesome DIY science hacks with household items | Shrinking bottles, smoke demo & waterproof shoes!

Discover a collection of creative DIY hacks and fascinating science demonstrations using everyday household items. Watch as we shrink a plastic bottle on hot coals, build a DIY smoking machine to ...
SFGate

Stanford study finds surprising upside of prescribed burns

But now scientists have documented how using prescribed burns — one of California’s leading strategies for mitigating wildfires — could actually reduce air pollution over time. In a study published in ...
IEEE

Feasibility of PSD-Based Indoor Positioning in Smoke-Filled Environments Using Building Luminaires

This paper investigates the feasibility of a visible light-based indoor positioning system (IPS) using Position-Sensitive Detectors (PSDs) and commercial luminaires in smoke-filled environments. A ...