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 ...

Jetting off: particle imaging velocimetry image of a jet undergoing a deceleration 20 times greater than that of gravity. (Courtesy: CJM van Rijn et al/Physical Review Fluids) Spectacular upward jets ...

The Hubble tension is one of the biggest mysteries in cosmology. It centers around the Hubble constant—the measurement of how fast our universe is expanding—which comes out as two different numbers ...