Materials Science
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- Materials Science
A new carbon nanotool springs to life
Physicists have pulled out the inside cylinders of multiwall carbon nanotubes, as if expanding a telescope, indicating how the devices may serve as tiny bearings and springs in future nanomachines.
- Materials Science
Ancient seal technology shows its age
Modern technologies reveal than an ancient method of engraving tough quartz in Mesopotamia was adopted some 1,500 years later than scholars had thought.
- Materials Science
Conch yields clues for future materials
A conch's tough, calcium carbonate shell resists fractures because a protein surrounds the mineral crystals throughout the shell.
- Materials Science
The Buck Starts Here
The U.S. Mint performed some neat tricks to make a golden dollar.
- Materials Science
Rice hulls could nourish Silicon Valley
Scientists are developing ways to extract and purify the silicon that occurs naturally in rice hulls.
- Materials Science
Foamy polymers hit goal right on the nose
Biodegradable polymer foams made with a new technique can act as scaffolds for regenerating tissues that may someday be used as replacement body parts.
- Materials Science
Vision Quest
Increasing numbers of people with less-than-perfect vision can now wear contact lenses, thanks to innovations in lens design and materials.
- Materials Science
In glass, fast crowds boogie to brittle end
New experiments suggest that a coordinated dance involving more and more molecules may help explain the puzzling transformation from liquid to the molecular gridlock of solid glass.
- Materials Science
Tiny gems on steps find future in films
The discovery of diamond-crystal seeds on steps in silicon may lead to long-sought, large wafers of pure, single-crystal diamond for electronics and other uses.
- Materials Science
Small-scale glues stick to surfaces
Tailored molecular glues can connect together tiny particles for nanotechnology applications.
- Materials Science
Impurity clouds from all sides now
For the first time, scientists have obtained detailed, three-dimensional images of line defects in steel.
