Mars rover ‘Opportunity’ is part of NASA’s Mars Exploration Rover program. Two rovers were launched, the other one being Spirit, on board the Delta 2 Heavy on July 7, 2003.
Google constantly changes its algorithm to keep pace with the changing world. Search engine optimization grows along with these changes all through the year.
The hashtag battle between “#MainBhiChowkidar” and “#ChowkidarChorHai”, which started from March 16, 2019 onwards turned out to be a contest between the two arch rivals the head of BJP and Congress.