The clock tower was built in the late 1800’s. ... We need to restore it, to show that we still care about the past and we want to preserve it,” Zeigler said.

The most precise and accurate atomic clock in the world, the ultracold strontium clock at JILA in Boulder, is like a stopwatch that can count the billionths of a nanosecond, or 18 digits past the ...

The clock tower was built in the late 1800’s. ... We need to restore it, to show that we still care about the past and we ...

The clock tower was built in the late 1800’s. With centuries of wear and tear, its condition is raising concerns. “It’s a historical monument that we have in town, and we’re in the ...