Cells do all the work in a novel biochip that might shorten the path to safer drugs.
We round up this week's most intriguing items from around the Web.
How that e-mail gets to your desk.
Faster chips require built-in optics.
The hype is that broadband will transform entertainment, changing everything from how we watch movies to the video games that we play. The reality doesn't exactly match up.
A yen for caffeine helped to put the first video camera on the Net.
If publishing companies' nefarious plans succeed, libraries will cease to exist.
If displays and keyboards don't get better, increasing wireless bandwidth won't mean diddly.
Surging Internet growth has put pressure on telecom networks to keep up. Their most advanced R&D is going toward expanding the capacity of the long-haul cables that cross continent