Thermal vision looks effortless in movies, but reality is more complex. This video shows how heat detection actually works ...

We may receive a commission on purchases made from links. When you think of classic film and TV characters who wear helmets, what springs to mind? Iron Man, the Power Rangers, Darth Vader, or maybe ...

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 ...