It wasn't Biden's only stop last night.
In Alameda County, Calif., stores are getting around the new plastic-bag ban by calling plastic bags "reusable."
Scientists have discovered a new floating garbage island off the coast of Chile.
The 787 is designed to be a "super-efficient" airplane, but the batteries that make that efficiency possible have been causing big problems.
A little winter isn't going to stop the worst drought in decades.
Canadian pipeline company Enbridge is losing business as oil companies increasingly ship their product by rail instead of pipeline.
The threatened expiration of the wind tax credit meant that the end of 2012 was huge for the wind industry.
Mackey stirred up controversy by saying Obamacare is "fascist." His latest climate-denier comments got less attention.
New photos suggest that it's not going to be ready for use for at least another year, and repairs are expected to run $600 million or more.