The Van Bokkelen Family Network has led to a national PTA award for the group andthe model has been used to assist other troubled schools.

WHITEHOUSE: Building a Community Organization to Improve Education

Instead the idea is to model different psychological conditions that could assist in the development of antidepressants.

ENGADGET: Alt-week 2.16.13: robo-rats, a young black hole and a computer that cannot crash

Aside from simply feeling more solid that the cheaper model, the SX500 also offers up features like Zoom Framing Assist, which can be accessed via a devoted button on the front of the camera, letting you zoom out to help find your shooting subject -- a function it performs quite quickly.

ENGADGET: Canon PowerShot SX500 IS hands-on Hands-on

"The GAO is prepared to assist the Bureau throughout the process to ensure that this technology upgrade becomes a model program instead of another government IT failure like those which GAO found at other agencies, " the letter said.

CNN: graphic

The business model is to provide some of the necessary capital to other mining companies via an upfront payment to assist in the building of the mine.

FORBES: Why Silver Wheaton Should Be A $50 Stock