New Delhi’s Iron Pillar has long fascinated scientists both at home and abroad. But it wasn’t until 2003 that experts cracked the metallurgical mystery behind this unusual attraction.

New Delhi’s Iron Pillar has long fascinated scientists both at home and abroad. But it wasn’t until 2003 that experts cracked the metallurgical mystery behind this unusual attraction.

Although the Iron Pillar of Delhi’s lack of rust might in part be put down to Delhi’s unusually low humidity, this does not account for the fact that the monument has not always stood in its ...

Noted archeometallrugist of IIT-Kanpur Dr R Balasubramanian—who unraveled the mystery of the 1,600-year-old iron pillar of Mehrauli that has not corroded since it was built— died of cancer on ...

By Poonam Binayak, CNN (CNN) — Can an iron structure stand tall for 1,600 years without rusting, despite being exposed to the elements? It seems implausible, considering the supposed lack of ...

By Poonam Binayak, CNN (CNN) — Can an iron structure stand tall for 1,600 years without rusting, despite being exposed to the elements?It seems ...