NASCAR fans get ready for the EPA.  More »

Tesla Motors Inc., the electric-car maker led by Elon Musk, rose after the company said it will begin delivering the Model S sedan to customers on June 22.  More »

Chesapeake Energy Corp. doubled down Tuesday on a plan that has drawn criticism from shareholders over its aggressive approach to expand during a major cashflow crunch. The nation’s second-largest natural gas producer after Exxon Mobil Corp , in an investor presentation posted on its website Tuesday, said it has “withstood an unprecedented negative media campaign” over the last five weeks, which has prompted 1.2 billion shares of company’s stock to trade hands, nearly double the amount of its shares outstanding.  More »

Cooper Industries, a manufacturer of lighting and electrical-distribution equipment that has been run out of Houston for 47 years, will be acquired by Ohio-based Eaton Corp. in a cash-and-stock deal valued at nearly $12 billion, the companies announced Monday.  More »

A federal magistrate has scheduled a hearing on a former BP engineer’s request for permission to travel freely throughout the U.S. while he awaits a trial on charges he deleted text messages about the oil company’s response to the 2010 oil spill in the Gulf of Mexico.  More »

Chad Porter wants to run his 18- wheeler trucks on frozen natural gas across Canada’s Rocky mountains even before the world’s longest chain of refueling stations gets built to keep them fueled.  More »

The European Union’s ban on Iranian oil shipments that takes full effect July 1 is curbing ship charters now because of the time it takes the vessels to deploy, load and deliver cargoes, the fleet’s biggest re-insurer said.  More »

Automobile owners in the U.S. see fuel economy as the leading element they will consider in purchasing their next car, according to a survey by Consumer Reports.  More »

Oil prices hung below $93 a barrel Tuesday in Asia, holding gains from the previous day as crude followed global stock markets higher.  More »