Add Yahoo as a preferred source to see more of our stories on Google. The Capitol subway is a small, private system that connects the Rotunda with congressional office buildings.OLIVIER DOULIERY/AFP ...

Subway systems around the world are struggling to cope with flooding as the planet warms. Every day, thousands of people walk up these two yellow steps, never knowing they are treading on a key tool ...

Providence drew up plans as far back as 1913, inspired by the success of Boston's historic subway line. Here's why it never went anywhere.

The New York City subway system has faced many challenges in its more than a century of existence, but now there's another -- torrential rain storms that seem to pop up out of nowhere. In this edition ...

The MTA is doing a crappy job making the city’s subway bathrooms No. 1. The MTA Inspector General’s Office reviewed 32 of the underground transit system’s 125 public johns and found many of them flush ...

Floppy disks were the go-to format for transferring data from one device to another back in the '80s and '90s. Before CD drives, it's how you booted up "Doom." ...

The annual pop-up sale of retired signs and other transit artifacts from the New York City subway system attracted a line of collectors that stretched for blocks. The Metropolitan Transportation ...

The Capitol subway is a small, private system that connects the Rotunda with congressional office buildings.OLIVIER DOULIERY/AFP via Getty Images US Congress members have a private subway system that ...