Gnomedex, the annual tech conference in Seattle hosted by Chris Pirillo, and Microsoft Live Search, are teaming up to sponsor a developer's contest dubbed "Will Code for Green" where judges will accept mashup entries in two categories: Economy and Ecology.
How far back do your newspaper's online archives go? The U.S. Library of Congress has a database of thousands of newspapers dating back to the 1800s. In the case of over 150 of the papers, there are also digitized, searchable pages. And it's all available via its new Chronicling America API (technical details at our Chronicling America API profile).