Cars

Hydrogen-powered vehicles: A realistic path to clean energy?

Hydrogen, the most abundant element in the universe, is increasingly viewed, along with electric vehicles, as one way to slow the environmentally destructive impact of the planet’s 1.2 billion vehicles, most of which burn gasoline and diesel fuel. Manufacturers of large trucks and commercial vehicles are beginning to embrace hydrogen fuel cell technologies as a way forward. So are makers of planes, trains and passenger vehicles.

Carvana's success rides on used-car loans

Online used-car dealer Carvana Co., known for its vehicle vending-machine towers, has a secret sauce to its business success: a way of handling car loans that turbocharges revenue.