The ‍ ‌‍ ‍‌ ‍ ‌‍ ‍‌ pursuit of future mobility often hides a paradox. Hydrogen fuel-cell vehicles (HFCVs), once a dream of a future without tailpipe emissions, are now real machines that we can see on ...

Add Yahoo as a preferred source to see more of our stories on Google. The U.S. Department of Transportation (DOT) on Wednesday unveiled a roadmap intended to usher in a new generation of vertical ...