THE freedom from rusting of the famous iron pillar at Delhi has long been a subject of comment and has been attributed by some writers to the peculiar properties of the ancient iron from which it ...

Scientists both in India and abroad began studying the iron pillar in Delhi in 1912 to try to figure out why it hadn’t corroded. It wasn’t until 2003 that experts at the Indian Institute of ...

A metal column known as the Iron Pillar of Delhi, the monument can be found at the UNESCO-listed Qutb Minar complex, in the Indian capital’s southern Mehrauli district. Located in the central ...