There are three Mercury Retrograde periods each year, each lasting for about 3 weeks or so. In 2015 Mercury goes retrograde in the three periods of January-February, May-June and September-October. Of late Mercury retrograde is gaining much importance in our lives.n 2015 Mercury goes retrograde in the three periods of January-February, May-June and September-October.
Since aviation began, one fact has remained constant: Each president has flown more than his predecessor. Today, Air Force One has become an office in the sky where routine work is performed. It was not always so, especially in early years when many thought flying was dangerous. Theodore Roosevelt became the first president to fly in an aircraft, although it didnât happen during his years as president (1901-1909).
The Wright Brothers were NOT the first to fly a plane-a German pilot beat them to it two years earlier in a flying car, claims leading aviation journal. 1  Gustave Whitehead is believed to have flown his Condor plane in August 1901 - more than two years before the Wright Brothers' infamous flight.iew. comments. The Wright Brothers are famous for flying the world's first successful airplane in 1903 - yet they may have been beaten to the record two years earlier, according to a prestigious aviation journal.