These Little Electric Wheels Will Save Airlines Big Bucks

Because they only have their main engines for propulsion, today's massive modern jet liners can burn hundreds of pounds of fuel just taxiing from the boarding gate to the runway. That translates to multiple tons of wasted fuel every year and more than $1.1 billion in added operating expenses . But with this new… » 11/26/13 11:40am 11/26/13 11:40am