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Hebrew University of Jerusalem researchers have conducted an initial survey of what appears to be an important, ancient water source in a cave that was been discovered during excavation work for a new train station being constructed at the entrance to Jerusalem. The work was done by members of the Cave Research Unit of the university, headed by Prof. Amos Frumkin of the Department of Geography. The cave was exposed near the base of a deep service shaft that was dug for the train tunnel leading into the new station, located opposite the main bus station in Jerusalem. The full...

Krubera is the deepest known cave in the world A Ukrainian team has set a new depth record for caving.The nine-strong group travelled 2,080m (6,822ft) underground, passing the elusive 2,000m mark at Krubera, the world's deepest known cave. The team was part of a project that has made breaking through 2,000m its goal for the past four years. It built on records set by a previous expedition, which blasted through blocked passages in the cave, within Georgia's breakaway region of Abkhazia. "Even now, we don't know whether we've reached the limit - or if it will go on. We're pretty...