In this video, I'm exploring the use of Mini PIR Sensors with ESP32 with both Arduino-based projects as well as making a movement sensor for Home Assistant by using ESPHome. The sensor is quite ...

Inspired by the infrared sensory organs of snakes, which allow them to detect prey in complete darkness, researchers at UNIST ...

Researchers at Pointcloud GmbH in Zürich, Switzerland, have packed advanced 4D sensing technology — ...

Thanks to modern LED bulbs, light is cheaper than ever to make—except for one particular kind. Three University of Chicago scientists have announced an innovative way to create infrared light, which ...

Last year, we brought you a story about the BhangmeterV2, an internet-of-things nuclear war monitor. With a cold-war-era ...

As drone threats push detection ranges outward, C-UAS performance is increasingly decided at the limits of visibility—where ...

Welcome to Smithsonian Open Access, where you can download, share, and reuse millions of the Smithsonian’s images—right now, without asking. With new platforms and tools, you have easier access to ...

The Army-led Joint Interagency Task Force 401 has released a new public guide explaining how counter-UAS detection technologies work and how they are designed t ...