It is one of the largest underground lakes in North America ... video The Lost Sea is more than just a body of water—it’s a complex ecosystem that has adapted to the underground environment ...

The Israeli military had said that it had struck underground facilities at Natanz, where most of Iran’s enrichment takes ...

Maryland’s largest active underground coal mine changed hands last month after its previous operator, Canadian firm Corsa Coal, filed for bankruptcy and auctioned its assets to pay creditors. The new ...

In the hours before a ceasefire with Hezbollah came into effect early Wednesday, Israeli fighter jets destroyed the terror group’s largest underground precision ...