Designing an analog circuit can be a frustrating experience, as noted by Nick Cornford in his Design Idea (DI), “DIY RTD for a DMM.” With a fortnight’s struggle, I completed the design of 4 mA to 20mA ...

OMAHA, Neb. (WOWT) - As an intense heat wave settles in across Nebraska, it’s difficult to determine just how hot it will actually feel like with just the high and low for the day. The wet bulb globe ...

Have you ever placed a thermometer under your tongue and wondered how that tiny device knows if you have a fever? Or checked the weather and thought about how scientists measure temperature so ...