It shouldn’t be any surprise that NFC and similar RFID implementations are capable of providing power to a receiver, since ...

This project provides a simple and practical solution using an Interactive Voice Response System (IVRS) that works completely ...

The ionosphere is of great importance to shortwave radio transmissions, since it allows radio waves to be refracted and ...

Abstract: Power factor correction rectifiers/inverters with wide input-output voltage ranges are instrumental in applications with widely varying dc voltages such as photovoltaic inverters. Aiming at ...

Building an automated attendance system using ESP32-CAM is a practical, affordable way to solve this problem for classrooms, ...

WiFi 6, Bluetooth 5.x LE, and an 802.15.4 radio for Zigbee, Thread, and Matter, as well as two 9-pin headers offering up to ...

David Pogue is a six-time Emmy winner for his stories on "CBS Sunday Morning," where he's been a correspondent since 2002. Pogue hosts the CBS News podcast "Unsung Science." He's also a New York Times ...

Abstract: We investigated the feasibility of a flywheel type uninterruptible power supply (FW-UPS) that uses an high temperature super conducting (HTS) induction machine (SIM). An FW-UPS using a SIM ...

Energy crisis unfolding in Middle East has added political urgency, and more funding, to transform South Korea’s solar industry In Guyang-ri, a farming village of 70 households about 90 minutes ...

The US federal government’s central energy information agency is planning to implement a mandatory nationwide survey of data centers focused on their energy use, according to a letter seen by WIRED.

Drawing an anime character using childhood art supplies brings back a sense of nostalgia and creativity. In this video, we explore how simple tools can still produce impressive results. A fun and ...