If you've ever called an HVAC specialist to inspect your home before, then you've probably noticed them often holding a camera-like device showing various shades of reds and blues. That's a thermal ...

A thermal camera captures heat signatures and converts them into a visible image. You may recognize thermal cameras for their distinct green, blue, and orange tinted images which have been portrayed ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Last month, a reader contacted me to point out that a ...