10/07/2006

Live wires

When Yuri Gorby discovered that a microbe which transforms toxic metals can sprout tiny electrically conductive wires from its cell membrane, he reasoned this anatomical oddity and its metal-changing physiology must be related.

Researcher discovers new materials

A research team led by Carnegie Mellon University Materials Science and Biomedical Engineering Professor Prashant Kumta has discovered a nanocrystalline material that is cheaper, more stable and produces a higher quality ...

Nano World: Nano replacement for petroleum

The petroleum used to make adhesives, coatings and in the future, inks and even plastics, could get replaced with nanoparticles of sugar and starch, experts told UPI's Nano World.

Precious metal gets picky

Not only jewelry-loving ladies but also scientists and technologists are fascinated by gold–particularly in the form of the smallest clumps imaginable.

Evolution Can Occur Quickly, Change Population Interaction

Biologists generally accept that evolutionary change can take from decades to millennia, while ecological change can occur over mere days or seasons. However, a new Cornell study shows that evolution and ecology can operate ...

Giant ice ball different from hail

An ice ball that landed in Douglasdale, South Africa, might be one of the first "megacryometeors" recorded in Africa, the Johannesburg Star said Sunday.