Abstract: A searching/discovery engine is disclosed wherein the searching methodology may involve selecting at least one category of sources; selecting at least one source (i.e. a collection of documents) within at least one category of sources; utilizing search terms to search the at least one source; returning related documents from the at least one source based on the search terms; collecting any of the related documents into a collection; permitting at least one related document returned to be selected for a further search utilizing the entire text of the at least one related document as the search criteria in a selected source to return additional related documents; and exporting the collection of related documents by creating a Uniform Resource Locator (URL) with all of the collected related documents stored at a location referenced in the URL.

Abstract: An adjustable internal energy return system for use in running shoes and the like to provide an energy storage and release mechanism in the heel portion of the running shoe. The energy return system utilizes a tension adjustment strap to increase the base tension of a resilient carriage by providing additional resiliency. The tension adjustment strap is an additional independent energy return mechanism to the resilient carriage.