The environmental impact of "fracking," the drilling technology largely responsible for America's boom in oil and gas production, are hotly contested. Consequences like water contamination have been established, but often it is not clear if they were directly caused by fracking or the result of sloppy drilling practices.» Read More
Brent crude futures turned lower after Russia said top diplomats have agreed to take immediate steps toward calming tensions in Ukraine.
Russian President Vladimir Putin warned of possible disruption to Europe's gas supply on Thursday, as the U.S. confirmed it would send additional military support to Ukraine.
A former BP employee will pay to settle allegations of insider-trading during the 2010 Deepwater Horizon oil spill.
Chinese president Xi Jinping has targeted Zhou Yongkang in an extraordinary corruption inquiry.
Mad Money's Jim Cramer reflects on CNBC's evolution over the past 25 years.
CNBC's Jackie DeAngelis discusses the day's activity in the commodities markets. Oil closed up on the day, and nat gas closed up, as well, while gold was down on the day.