Modern Marvels

Satellites (4x8)

Ημερομηνία προβολής: Αυγ 17, 1997

It took the innovation of three men, including a visionary British science fiction writer and a Nazi engineer, and one of the most desperate technological races of all time to create the satellite. See how satellites evolved into the world's most essential communications tools, and explore the stunning capabilities of modern spy "birds".