Commercials have driven the nearly $1 billion U.S. market for power wheelchairs and scooters.

Seven months before the vote, the International Olympic Committee is sending a panel of experts on a series of site-inspection visits that could prove influential in the race to host the 2020 Summer Games.

The White House cybersecurity executive order, to be unveiled by President Obama's top security officials, will be the most comprehensive plan yet.

Accident comes on the heels of plans for rail system overhaul.

Amid global economic uncertainty, Madrid is bidding for a third consecutive time, Tokyo a second time in a row and Istanbul a fifth time overall.

Gov. Neil Abercrombie's choice of Lt. Gov. Brian Schatz went against the dying wishes of Sen. Daniel Inouye.

Investigators said they suspect Alexei Navalny and his brother of defrauding a transportation company.

The nation's lifelines — its roads, airports, railways and transit systems — are getting hammered by extreme weather beyond what their builders imagined.

Now, 8,000 "leading edge" boomers are turning 65 every day, and will continue to do so for the rest of the decade. That could reshape the landscape of transportation in the U.S