Peter Weiss' Articles
- NewsBy tapping solar cell-like behavior in a silicon optical amplifier, engineers have shown that light-manipulating components made from silicon can become power recyclers rather than power wasters, an advance that boosts prospects for silicon optical devices.
- NewsA new type of combustion chamber reduces pollution with less complexity and a safer, more reliable design.
- NewsTo prevent unauthorized picture taking, an automated antispy system spots digital cameras and zaps them with confounding flashes of light.
- NewsA nanoparticle-laden, pressure-detecting membrane feels textures with about the same sensitivity as human skin.
- FeatureA new way to power artificial muscles improves the prospects for making lifelike humanoid robots and prosthetic limbs.
- NewsResearchers have forged solid glass from carbon dioxide.
- NewsA new type of musical instrument, equipped with Y-shaped strings, may be the first of a family of string instruments with unusual overtones typically heard in bells or gongs.
- NewsWhen rapidly swirled inside a stationary bucket, liquids can form whirlpools of surprising shapes, such as triangles and hexagons.
- FeatureMultiple electrons from photons in quantum dots could be a boon to solar cells and other technologies.
- NewsCarbon nanotubes can squeeze substances inside them with such high pressures that even hard metals squish like putty.