Neutrons answer shampoo formulation puzzle

(PhysOrg.com) -- Scientists at the Institut Laue-Langevin have used neutrons to solve a long-standing mystery about the surface properties of polyelectrolyte/surfactant mixtures, such as those used in many detergents, paints, ...

Hydrodynamics of writing with ink

For millennia, writing has been the preferred way to convey information and knowledge from one generation to another. We first developed the ability to write on clay tablets with a point, and then settled on a reed pen, as ...

Streaming sand grains help define essence of a liquid (w/ Video)

University of Chicago researchers recently showed that dry granular materials such as sands, seeds and grains have properties similar to liquid, forming water-like droplets when poured from a given source. The finding could ...

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