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 ...

And it refuses to rust. The origin of the remarkable Iron Pillar, part of the world-heritage-listed Qutub funerary complex in India’s Delhi, is lost to time. All sorts of ideas have been put ...

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 ...