Victoria Vale said the mysterious door "seemed like it hadn't been opened in a very long time," and she was determined to figure out what was behind it.

Passengers narrowly avoided being sucked out of a moving train after the door failed to close. Rush hour commuters clung to the handrails after the doors of a driverless Sydney Metro in Australia were ...

Rush hour commuters clung to the handrails after the doors of a driverless Sydney Metro in Australia were left wide open. Footage shows the underground train zooming at full speed while passengers ...