Well, this Saturday, you must read the inspirational story of IAS Pari Bishnoi, who lived like a ‘monk’, and cleared UPSC with All India Rank(AIR)… IAS Pari Bishnoi hails from Kakra village ...

Ozone is a gas comprised of three oxygen (O3) atoms. It is unstable and reacts easily to other gases. In its natural state, it is a component in several levels of the atmosphere. At high altitudes ...