However, the so-called "First World Project" was cut short by an ancient cataclysm and never resumed.

They weren't just spewing dust left over from some ancient cataclysm.

Some ancient cataclysm had shifted it up or down, to the right or left.

The runestone had been damaged in an ancient cataclysm that left scorch marks and deep gouges, he said.

'The Chesapeake Bay bolide: modern consequences of an ancient cataclysm.'

However, the "treasure" is actually the Shadow Queen, a demon responsible for the ancient cataclysm that destroyed the original town 1,000 years ago.

They're looking for rocks from ages past, signs of ancient cataclysms, clues to climate change, strange chemistries, fossils, or-most exciting and most unlikely-something alive.

Of course, however, this may have happened to them before they were buried in some ancient cataclysm, to be thus resurrected at the hour of our arrival upon the island.

They both describe the same thing-an ancient cataclysm.

The Vomnin's original technology had been left by a race which had colonized their world while they were still scavenger-gatherers, but which had died out in some ancient cataclysm.