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Physics Of Bumpy Roads: What Makes Roads Ripple Like A Washboard?
Just about any road with a
loose surface -- sand or
gravel or snow -- develops
ripples that make driving a
very shaky experience.
... > full story
'A Touch Of Glass' In Metal, Settles Century-old Question
Scientists have found
evidence of an important
similarity between the
behavior of polycrystalline
materials -- like metals and
ceramics -- and glasses,
... > full story
Stirred, Not Shaken: Bio-inspired Cilia Mix Medical Reagents At Small Scales
Engineers used a novel
underwater manufacturing
technique to successfully
build biomimetic cilia. The
hairlike appendages mix tiny
... > full story
Dolphins Get A Lift From Delta Wing Technology
Dolphins are supremely agile
swimmers, but it wasn't
clear how their fins help
them maneuver though water.
Building scale models of
whale and dolphins' fins, a
... > full story
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Making Nanoparticles In Artificial Cells
June 27, 2009 — Two processes can be used to control the size of nanoparticles, which could serve as tiny light ... > full story -
Streaming Sand Grains Help Define Essence Of A Liquid
June 25, 2009 — 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 ... > full story -
Salt Block Unexpectedly Stretches In Nanoworld
June 24, 2009 — To stretch a supply of salt generally means using it sparingly. But researchers were startled when they found they had made the solid actually physically stretch. Common table salt — so brittle ... > full story -
Chemists Form World's Smallest Droplet Of Acid
June 22, 2009 — Exactly four water molecules and one hydrogen chloride molecule are necessary to form the smallest droplet of acid. Chemists have carried out experiments at ultracold temperatures close to absolute ... > full story -
Drinking Water From Air Humidity
June 8, 2009 — Not a plant to be seen, the desert ground is too dry. But the air contains water, and research scientists have found a way of obtaining drinking water from air humidity. The system is based ... > full story -
Computer Graphics Researchers Simulate The Sounds Of Water And Other Liquids
June 4, 2009 — Splash, splatter, babble, sploosh, drip, drop, bloop and ploop! Those are some of the sounds that have been missing from computer graphic simulations of water and other fluids, according to ... > full story -
Scientists Create Metal That Pumps Liquid Uphill
June 3, 2009 — In nature, trees pull vast amounts of water from their roots up to their leaves hundreds of feet above the ground through capillary action, but now scientists have created a simple slab of metal that ... > full story -
Water Tunnel Makes For Exacting Hydrodynamics For Product Testing
May 29, 2009 — The fifth largest and newest water tunnel in the United States has just been completed. The tunnel has been under construction for more than a year, holds thousands of gallons of water and has taken ... > full story -
Droplets Manipulated On Nanostructured Silicon Surfaces
May 26, 2009 — Researchers have studied silicon micro and nanofabrication methods, which have a large number of applications. They have found a novel nanopatterned silicon surface that allows almost limitless ... > full story -
Making Bio Fuels, Textiles and Paper With Eco-friendly Wood Dissolution Process
May 21, 2009 — Scientists have discovered a new eco-friendly way of dissolving wood using ionic liquids that may help its transformation into popular products such as bio fuels, textiles, clothes and ... > full story
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