In San Francisco, cable cars average about an accident a month and routinely rank among the most accident-prone mass transportation modes in the country per vehicle mile traveled annually.
A 61-year-old Frenchman impersonated a pilot and sat in the cockpit of a US Airways plane before a scheduled flight from Philadelphia International Airport.
Despite growing opposition from airlines and industry unions to the TSA's new policy allowing passengers to carry small knives on planes, the agency's head said he is not backing down.
A federal judge has ruled that DHS must release two safety reports it conducted in the 2000s evaluating the radiation safety of body-scanning machines.
The U.S. Transportation Security Administration will let people carry small pocketknives onto passenger planes for the first time since the Sept. 11 terrorist attacks.
The Coast Guard will unveil a proposal for TWIC card reader requirements in February, which should hopefully initiate the full implementation of those readers.