Although it does not have the same charm as real mercury barometers with long glass tubes on pieces of carved and polished wood, the Torricelli barometer discussed here is a functional equivalent and ...

1644: Italian physicist Evangelista Torricelli demonstrates the principles of the mercury barometer, an instrument he invented the previous year. In 1641, Torricelli was working as an assistant to ...

It happened 375 years ago. Evangelista Torricelli, a student of Galileo, invented the mercury barometer in 1643. And surprisingly, it was amazingly similar to the mercury barometers in use today.

It happened 375 years ago. Evangelista Torricelli, a student of Galileo, invented the mercury barometer in 1643. And surprisingly, it was amazingly similar to the mercury barometers in use today.

KNOXVILLE, Tenn. (WATE) — In this week’s weather school, we’re going to talk about a device used to measure atmospheric pressure. The amount of air over us is constantly changing and, as a result, the ...

Q. I have a hand-carved barometer that is not in working condition. It 30 inches tall and is thought to be from Germany. What can you tell me about its history and value? – L.M. A. There are all sorts ...

1644: Italian physicist Evangelista Torricelli demonstrates the principles of the mercury barometer, an instrument he invented the previous year. In 1641, Torricelli was working as an assistant to ...