Scientists have turned the world's smallest nanotubes into superconductors.
CultureWorx tracks your online moves and reinforces the ones your company likes.
We round up this week's most intriguing items from around the Web.
Well-trained device takes small steps for an aging mankind.
Diagonal wiring promises to bring cheaper, faster and smaller chips.
Within a few years, DNA microarrays could help diagnose and treat this killer, perhaps even before tumors form.
Tiny viruses living off bacteria could show the way to a new class of antibiotics.
A juggling unicyclist transformed "information" from a vague idea into a precise concept that underlies the digital revolution.
A magnet and radio signals detect brain activity.
Better methods for finding a face in the crowd.