“I realized then that something happens to space in an earthquake,” he writes in “The Book of Unconformities.” “In that moment we were all together, suspended inside the thrusts of ...

Known as "unconformities", these can be the result of no new layers of rock being laid down during the intervening years, or rock being laid down and then eroded or washed away by geological ...

"I realized then that something happens to space in an earthquake," he writes in "The Book of Unconformities: Speculations on Lost Time." "In that moment we were all together, suspended inside the ...

Geologists call this phenomenon the Great Unconformity. Although unconformities, or gaps in the rock record, are common, the Great Unconformity earns its title. It represents a gap of hundreds of ...

Jensen and Ault report their findings in the journal Geology. "Unconformities in the rock record are like missing chapters in the book of geologic time," says Jensen, a USU Presidential Doctoral ...

When the anthropologist author’s two sisters die suddenly within weeks of one another, he reaches for rocks as reassuring solid objects and ways to make sense of events. This unusual-sounding ...