
13th-century astrolabe Demonstration by Tom Wujec
Friday, January 7, 2011 Category: Technology NewsAn Astrolabe is a historical astronomical instrument used by astronomers, navigators, and astrologers. Its many uses include locating and predicting the positions of the Sun, Moon, planets, and stars; determining local time given local latitude and vice-versa; surveying; triangulation; and to cast horoscopes. They were used in Classical Antiquity and through the Islamic Golden Age and the European Middle Ages and Renaissance for all these purposes. In the Islamic world, they were also used to calculate the Qibla and to find the times for Salah, prayers. Here is a video demonstration of an ancient Astrolabe by Tom Wujec.
Related Posts:
New Power Source For Portable Electronic Devices
Microfluidic fuel cells could provide the necessary energy to provide...
Power Grid of the Future Saves Energy
Power Grid of the Future Saves Energy | Power Grid...
Nanogenerators Grow Strong Enough to Power Small Conventional Electronic Devices
Blinking numbers on a liquid-crystal display (LCD) often indicate that...