[Editor’s note: The following review is part of Macworld’s GemFest 2009 series. Every day until the end of June 2009, the Macworld staff will use the Mac Gems blog to briefly cover a favorite free or ...

This map shows tsunami impacts for the Port Angeles area. The Cascadia Subduction Zone fault is located off the northwest coast, stretching from northern Vancouver Island south along the Washington ...

What would happen if East Coast shipping ports were underwater and out of operation? Supply chains across the nation rely on these ports transporting trillions of dollars' worth of goods each year.