Albert Einstein encountered a curious math puzzle involving an old car on a hill. The problem, seemingly simple, highlighted ...

For years, drivers in San Marco have dealt with long delays caused by trains stopping or passing through the middle of the ...

Nova Norholm rides a train every few months. The 11-year-old from Andover is a train aficionado, and when he heard the ...

Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...

The Olympic trials at the Pettit National Ice Center had everything you'd want, with a great crowd, compelling competition ...