It is mentioned in the epic Ramayana that Ram Setu was built by the son of Lord Vishwakarma when Lord Rama needed to cross the sea to reach Lanka. The bridge known as Adam's Bridge is said to be built of floating stones. The epic mentions that whenever the name of Lord Rama was written over any stone, it started to float in the sea water. Some such stones are said to be scattered at Rameswaram during the Tsunami and one of them was brought to Patna to prove the evidence of Rama and the bridge. The proof was given in the form of this video : http://videos.oneindia.in/watch/1897/floating-stone.html Even after watching this video many people won't believe it. And I can understand it. It defies logic and reason. But is it actually so? How can this mystery be explained? About 4 years back, I was in Rameswaram and in one of the several hundreds of temples, I saw not one, but 12 such stones! They were of various shapes and sizes. Here is a possible explanation : Before I st...