Technology to scan large numbers of people quickly for weapons does exist, but experts say installing such a system in t...

The locked-down Chinese metropolis of Shanghai will reopen four of its 20 subway lines Sunday as it slowly eases pandemi...

Teams in white protective suits are also disinfecting homes.

Mass transit systems around the world have taken sweeping steps to curb the spread of the coronavirus, including shuttin...

It was the sounds of silence in New York City’s subway system, as the normally round-the-clock system shut down for trai...