Curious divers on South Australia's Limestone Coast are hoping to one day be able to dive into one cave and come out another, ...

often a fragment of rock or piece of mud. A study recently published in Archaeometry, reports that 50 cave pearls have been found in an ancient tunnel in the Jerusalem Hills of Israel. What makes ...

A portion of the Srisailam Left Bank Canal tunnel, which is under construction ... says that there was insufficient analysis of the rock formations at Silkyara but also that a complete picture ...

Hyderabad: At least eight persons are feared trapped as a section of the SLBC tunnel behind Srisailam dam ... The machinery and rock cutters are so advanced that they can cut huge rocks and ...