In a book written by an electronics expert who once participated in the us star wars program , the author discussed his findings in his studies on several fallen ufos unidentified flying object . according to him , ufos do not look very big from the outside , but after entering them , one might spend twenty minutes walking without reaching the opposite end due to a conversion of time and space . unlike an aircraft cockpit with dashboards and maneuvering devices , the ufos have only a few seats , surrounded by walls which themselves serve as jumbo tv monitors 他在對多種墜落的幽浮外星人飛行器考察研究時發現,從外面看幽浮并不很大,但進去后卻走二十多分鐘走不到頭時空轉換,而且里面沒有像飛機駕駛艙內那樣眾多的儀表及操縱裝置,只有幾個坐椅,四周的墻壁就是大屏幕觀測電視,內部也沒有復雜的集成電路,只有大的晶體塊,整個飛行器完全是在外星人頭腦發出的電磁波控制下運行。