IIT-Kharagpur Rewrites History by Discovering This Amazing Fact About the Indus Valley CivilisationIndiaBy Tanvi Patel16 Apr 2018 13:01 ISTDiscovered in the 1920s, the Indus Valley Civilisation is the oldest known civilisation in the world and shows abundant evidence of people living with their own scriptures, barter systems, baths and culture.Read More