Roll Your Own Search Engine With Rollyo

This is intersting. Great potential.

O’Reilly Radar > Rollyo: Roll Your Own Search Engine
Rollyo affords anyone the ability to roll their own Yahoo!-powered search engine, attenuating results to a set of up to 25 sites. And while the searchrolls (as they’re called) you create are around a particular topic (e.g. Food and Dining), they are also attached to a real person (e.g. Food and Dining is by Jason Kottke). The result is a topic-specific search created and maintained by a trusted source.

NASA World Wind: An Alternative to Google Earth

NASA World Wind
World Wind lets you zoom from satellite altitude into any place on Earth. Leveraging Landsat satellite imagery and Shuttle Radar Topography Mission data, World Wind lets you experience Earth terrain in visually rich 3D, just as if you were really there.

Wikibooks Trys For Electronic Texbooks

There is an entry for Contract Law.

Wikibooks takes on textbook industry | CNET
Today, Wikibooks contains 11,426 submissions. The topics covered range from biology to economics in New Zealand. Because the books are digital and open source, any teacher can decide to assign one and simply point students to PDFs they can print.

Build a Telephone Recording Circuit

MAKE: Blog: Build a Telephone Recording Circuit from an Old Modem
This little hack is useful for those of us wanting to record Voip telephone calls for podcasts with good quality audio. Keep in mind that recording telephone calls without notifying all parties involved is against the law in many parts of the world.