Built in the 1880s, the McElmo flume was a marvel of engineering, delivering water to Towaoc and area ranches. It operated until 1992, but was replaced by the concrete canals of the McPhee Project and has since fallen into disrepair. In the summer of 2012 The Center of Preservation Research completed 3D digital documentation of the structure.

Discusses how bats inspired the invention of radar and describes how the technology has evolved.

Commanding the ballistic missile submarine USS Nevada, keeping her crew trained and alert during ninety-day submerged patrols, and being prepared to launch weapons on valid presidential orders means Mark Bishop carries a burden of command like few other jobs in the military. Mark wants someone to come home to after sea patrols, and he has Gina Gray in mind; life with her would never be boring. But after a tragic breakup, she is focusing all her attention...

On July 25th 1999 a portion of the Saguache Creek basin located northwest of the town of Saguache Colorado experienced a localized yet intense period of rainfall. Heavy rainfall flooded Saguache Creek and its tributaries both north and south of Highway 114. The resultant flash flooding washed out roads and bridges along with the inundation of crop and rangeland located in and along these flooded tributaries. The purpose of this report is to document...

As the Apollo 11 mission draws to a close there is a crisis at the tracking station on Guam: the antenna that will track the spacecraft during reentry, and allow mission control to communicate with the astronauts is stuck--and ten-year-old Marty is the only one small enough to reach in and grease the ball bearings that allow the antenna to move.

The true story of the men and missions of the 11th Bombardment Group as it fought alone and unheralded in the South Central Pacific, while America had its eyes on the war in Europe.

Discusses the Endeavor SRTM space mission and mapping the Earth.