digg

Join DiggAbout

The Digg Crew wants to hear your thoughts!
Please take our short survey about Digg and potential feature ideas.

See the original image at science.qj.net —

Nanotechnology dates back to medieval era

science.qj.net — Researchers have just discovered that nanoparticles of gold used in stained glass windows in ancient European churches have air-purifying effects.

show profanity settings
expand all
  •  

    Login or register to add a comment

    Create a new account or login to join in the conversation on Digg. You'll also be able to Digg stories to help promote things you like.


© Digg Inc. 2008 — Content posted by Digg users is dedicated to the public domain.
DIGG, DIGG IT, DUGG, DIGG THIS, Digg graphics, logos, designs, page headers, button icons, scripts, and other service names are the trademarks of Digg Inc.