Researchers have developed a battery-free sensor that reacts to sound waves, such as particular spoken words, producing enough vibrational energy to power an electronic device. The novel sensor would ...

Xiaomi today launched a new sensor on its Youpin crowdfunding platform called the “Xiaomi People’s Presence Sensor.” The sensor promises accurate detection of ...

Why a better current sensor for EVs is advantageous. How a diamond-based quantum sensor may be suitable. Test results for this sensor. Measuring a physical attribute such as voltage or current with ...

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation. The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for ...

Have you ever worried about your phone or car battery overheating? With lithium-ion batteries powering everything from smartphones to electric vehicles, safety has become a significant concern for us ...