Charminar was built at the center of the Hyderabad city in Telangana state, to commemorate the eradication of Plague by Mohammed Quli Qutb Shah in early 1500's.
During the recent Venus transit (June 2012), the planet appeared as a tiny black circle moving on the Sun. The black colour on the sun is because the planet :
Instructions per second (IPS) is a measure of a computer's processor speed. CPU speed of a personal computer is 32 KIPS (Kilo Instructions per second).