Galactic Positioning System

The GPS works so well for cars, ships and even planes, but have you ever wondered how the Sci-Fi space ships find their way in galaxy?? Yeah GPS, help them too, not the Global Positioning System but the Galactic Positioning System which is now under development. NASA’s new autonomous X-ray navigation system could provide deep-space missions with […]

History of Radar

Several inventors, scientists, and engineers contributed to the development of radar which played an important role in the Allied victory in World War II… But how many of us Know What does “RADAR” stands for? The term RADAR was coined in 1941 as an acronym for “Radio Detection and Ranging”. Radar is a system that uses electromagnetic […]