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Elizabethan Sea-Dogs HD

A fascinating look at the lives of Sir Francis Drake and other Elizabethan seafarers. Part of the fifty volume series on American history,...

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1 total downloads
1 last week

D'art North Pole Screensaver

Feel the cold as you view realitic photos of North Pole on your desktop.

4 stars Editors' rating on Dec 7, 2008
3.5 stars Users' rating out of 3 reviews
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4,056 total downloads
1 last week

Seadog Pump fetches ocean power

Minnesota-based Independent Natural Resources tests a floating pump found to be able to convert 22 percent of ocean wave energy into usable electricity.

By May 28, 2008


Wave-powered desalination pump permitted in Gulf

The Seadog water pump, which captures the energy of waves to turn a generator, will be used on an offshore platform in Texas to test using ocean power to desalinate water.

By May 28, 2010