In an analog thermometer, the colored alcohol (which replaced mercury) inside the glass tube rises in response to the heat of the substance it's resting in. So, to read it, you need to stoop to ...

The first mercury thermometer was invented in 1748 and had provided accurate (and precise) temperatures for 250 years. There's even a study showing that they are more accurate than the stupid digital ...

But most people who have encountered mercury have done so after breaking a mercury thermometer. And many of us who saw the liquid balls of mercury scatter across a floor or countertop considered ...

This is about thermometers used in homes and healthcare set-ups. Unlike those analog or mercury-in-glass thermometers — invented by Dutch physicist Daniel Gabriel Fahrenheit in Amsterdam in 1714 — the ...