Scientists at the Vienna Institute of Technology have found the perfect site inside a crystal where a thorium-229 atom can sit and help build a nuclear clock that it up to 10 times more precise than ...

While not primarily useful for telling the time, nuclear clocks could allow scientists to test humankind's fundamental understanding of how reality works. Thorsten Schumm is a clockmaker, but not the ...

Got a bunch of saw blades sitting in an old cookie tin in the garage? Haul them out and transform them into a wall clock with ...