A big problem with restoring old arcade or pinball machines is finding original parts to get them running again. That’s part of the fun, though; when something finally works after weeks or months of ...

As with most people, my phone has also been my alarm clock. It was the last thing I looked at before going to sleep, and the first thing I looked at when I woke up. The alarm noise is terrible—there ...

Move over, mercury. Physicists at the National Institute of Standards and Technology (NIST) have built an enhanced version of an experimental atomic clock based on a single aluminum atom, making it ...