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What is hydrostatic head?

Spotted a hydrostatic head rating on a waterproof piece of gear and wondering what it means? Here's our handy ...
On October 8, 2024, the field of physics was plunged into controversy. That day, the Nobel Prize in Physics was awarded for discoveries not involving black holes, cosmology, or strange new subatomic ...
Ever wondered what keeps your body’s fluids in check or how water filters work? It all comes down to pressure, but not just one kind. We’re talking about hydrostatic pressure and osmotic pressure.
According to Alfred Nobel's will, the Nobel Prize in Physics was to go to "the person who shall have made the most important discovery or invention within the field of physics." The prize has been ...
In the 100th-anniversary year of quantum mechanics, which describes the universe at its smallest, most fundamental scales, the 2025 Nobel Prize in Physics has gone to three pioneers in bringing its ...
STOCKHOLM (AP) — John Clarke, Michel H. Devoret and John M. Martinis won the Nobel Prize in Physics on Tuesday for research on seemingly obscure quantum tunneling that is advancing digital technology.
We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. This year is the International Year of Quantum Science and Technology, according to ...
The original version of this story appeared in Quanta Magazine. There are precision measurements, and then there’s the Laser Interferometer Gravitational-Wave Observatory. In each of LIGO’s twin ...
Researchers have found why common cuff-based blood pressure readings are inaccurate and how they might be improved, which could improve health outcomes for patients. High blood pressure, or ...
Demonstrates basic principles of water, including surface tension, pressure, and buoyancy. It shows how water can hold more than its brim due to surface tension, how pressure increases with depth, and ...
EXCLUSIVE: Focus Features has snapped up U.S. rights to Working Title and Studiocanal’s WWII drama-thriller Pressure, about the build-up to the historic Normandy Landings. The multi-million dollar ...