There are four Place smoke and CO detector models, purpose built for the kitchen, nursery, garage, and outside sleeping areas ...

QCLs were initially developed in the 1990s, and this was a significant advance in MIR light sources. 2 Standard semiconductor ...

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the ...

Will a car one day be able to discern whether its owner is stressed, tired, or ill and act accordingly? This is what LG’s ...

Researchers have developed a highly sensitive method for detecting hotspots in the environment, such as bushfires or military threats, by harnessing the focusing power of meta-optical systems. The key ...

The air moving above the forest carries valuable information about how trees absorb carbon, and what may happen in the future as global temperatures rise Vanessa Crooks The forest breathes! There is a ...

A new way to make large ultrathin infrared sensors that don’t need cryogenic cooling could radically change night vision for the military or even autonomous vehicles. In a study published today in ...

Lockheed Martin’s vaunted F-22 air superiority fighter is set to receive a new passive threat-detection system meant to increase survivability. The military airframer received a $270 million contract ...

The F-22 will receive an embedded set of TacIRST sensors as part of the Infrared Defensive System to enhance aircraft survivability and lethality. Lockheed Martin announced on Jan. 22, 2025, that it ...

How transimpedance amplifiers are used in fiber-optic communications, laser rangefinders, and LiDAR systems. How avalanche photodiodes enhance TIA performance. Application-specific design and topology ...