News tagged with fluid dynamics

The physics of beer tapping

An old, hilarious if somewhat juvenile party trick involves covertly tapping the top of someone's newly opened beer bottle and then standing back as the suds foam out onto the floor.

Nov 24, 2013 4.8 / 5 (14) 2 | with audio podcast

Chasing the black holes of the ocean

According to researchers from ETH Zurich and the University of Miami, some of the largest ocean eddies on Earth are mathematically equivalent to the mysterious black holes of space. These eddies are so tightly ...

Sep 23, 2013 4.5 / 5 (22) 3 | with audio podcast

How new substances form

Gas bubbles rise in a liquid. What looks like a bottle of sparkling mineral water actually is a type of reactor frequently used in industry – a bubble column. These reactors are found in laboratories and ...

Sep 19, 2013 not rated yet 0

High-angle helix helps bacteria swim

(Phys.org) —A high-angle helix helps microorganisms like sperm and bacteria swim through mucus and other viscoelastic fluids, according to a new study by researchers from Brown University and the University ...

Aug 13, 2013 not rated yet 0 | with audio podcast