PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...

Stratio, a Korean deep-tech startup founded by three Stanford Ph.D. graduates, is introducing what it claims is the first germanium-based short-wave infrared sensor designed for large-scale commercial ...

The visible light spectrum that humans perceive spans only a small portion of the electromagnetic spectrum — roughly 430 to 750 THz, corresponding to wavelengths of ~400-700 nm. Just beyond this range ...

[Michael Gerstenmayer] has been very successful in developing a biofeedback system. He’s based the build around an Arduino and started adding different chunks to the project to develop a full-featured ...

Military-grade infrared vision goggles use detectors made of mercury cadmium telluride, a semiconducting material that’s particularly sensitive to infrared radiation. Unfortunately, you need to keep ...

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 ...

I have to admit that, even if the F-16s, F-22s, and F-35s of the U.S. Air Force (USAF) spectacularly make the headlines every week, it is the Navy-operated Super Hornets that really get my blood ...

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 ...

The 32-inch 4K OLED monitor adjusts the sound from its speakers based on the position of your head. The 32-inch 4K OLED monitor adjusts the sound from its speakers based on the position of your head.

I grew up reading Superman comic books. One of his superpowers was X-ray vision. He could see through opaque objects to detect danger. I was mesmerized by this power. What would you say if I told you ...

MQ-1C Gray Eagle UAS fielding the AN/AAS-53 Common Sensor Payload (CSP) under the nose. (US Army) US Army officials are expecting deliveries of the newest variant of the service's Common Sensor ...

Pixel Thermometer body temperature measurements are coming to Pixel Pro owners in Europe. Google initially brought support to the Pixel 8 Pro for users in the US back in January. Only the Pixel 8 Pro, ...