The Galileo thermometer may look complex upon initial viewing, but the principles are fairly simple. A glass container ... Most stand between 8 and 16 inches high with a relatively small diameter ...

The great Italian scientist Galileo may have been the ... of companies sell so-called "Galilean thermometers," sealed tubes of liquid in which glass spheres float and sink with changes in ambient ...

That’s why, in the thermometer ... glass globes sink to the bottom of the tube. Each globe corresponds to a different temperature, but what temperature scale should we use? If only Galileo ...