Portland State barometer reaches for the sky, and the record books Discarded glass pipes, off-the-shelf trusses and a vision propelled PSU instrument tech Tom Bennett to build a 40+foot barometer in ...

A barometer is a tool meteorologists use to measure atmospheric pressure, which is defined using millibars (mb). The layers of air in the Earth’s atmosphere has weight to it - which is pulled toward ...

Jiwon Ma is a fact checker and research analyst with a background in cybersecurity, international security, technology, and privacy policies. Before joining Investopedia, she consulted for a global ...

Claim: A physics professor gives a final examination that requires his students to explain how to measure the height of a tall building using a barometer. Instead of the expected answer (i.e., measure ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

For many in the tech arena, the iPhone has been, and likely always will be, the gold standard for handheld mobile devices. The smartphones were the very definition of "game changer" when they debuted ...

Introduction Have you ever watched a weather forecast on TV? If so, you might have noticed the letters "H" and "L" moving around on the weather map. They are often referred to as zones of "high ...