Add Yahoo as a preferred source to see more of our stories on Google. At Pennsylvania's Capitol building, clocks that are more than a century old still help lawmakers tell the time. There are 273 ...

Capitol buildings are almost always an imposing presence. The seat of government, they tend to be elegant and stately — and frequently capped by a dome. Visitors to Pennsylvania 's Capitol are drawn ...

The most precise clocks ever built are now testing Einstein, hunting dark matter, and reshaping how we define time itself. In ...

At Pennsylvania's Capitol building, clocks that are more than a century old still help lawmakers tell the time. There are 273 vintage clocks inside the Capitol, that are all working. They've become ...