The ISRO has successfully launched the Polar Satellite Launch Vehicle PSLV-C52 from the first launch pad of Satish Dhawan Space Centre in Sriharikota. S Somnath is the chief of ISRO.
The ZyCoV-D which is the World's first plasmid DNA vaccine has been produced by Ahmedabad-based vaccine manufacturer Zydus Cadila and was administered for the first time in Patna.
Istanbul has been ranked as the most congested city in the world in 2021, followed by Moscow at second place, as per TomTom's 2021 Traffic Index released.
EXAMIANS