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 ...

In everyday life, measuring temperature is pretty straightforward. But in the quantum world, which deals with the super small and the ultra-cold, determining how hot or cold something is starts to get ...

Infrared (IR) thermometers allow noncontact measurement of surface temperatures by analyzing the invisible, infrared spectrum emitted from an object. IR devices, such as the Fluke 61 and 65 IR ...

A demonstration of how to measure the air temperature using a thermometer. There are temperature differences between day and night, and the temperature varies between shade and full sunshine. We can ...

Anomalous” heat flow, which at first appears to violate the second law of thermodynamics, gives physicists a way to detect ...

Flushed skin, a sweaty back and a general feeling of discomfort are all tell-tale signs of an illness. These physical symptoms allude to a raised body temperature, but the only sure way to tell if ...

The Pixel 8 Pro has been out for a little over a week now, and the tinkerers are already digging into the device’s temperature sensor. One of the biggest omissions with the temperature sensor is its ...