Paranormal Phenomena
This site, also called Archive X, is a collection of over 2000 stories devoted to Paranormal Phenomena. It is a portion of the Virtual Library. Information is gathered from various newsgroups, as well as submissions from interested parties and case histories from officially documented hauntings and paranormal activities. 英語資源 按…檢索的: 交通運輸, 空氣與空間, 自然科學與數學.
Remote Sensing
Digital image data obtained from satellites or aeroplanes. Remote Sensing techniques are mostly used for estimation and monitoring of earth resources and map making. 英語資源 按…檢索的: 地球學, 空氣與空間.
