About half of all U.S. exports of ethane, which is extracted from U.S. shale gas and primarily used as a petrochemical feedstock, head to China, and a halt in shipments was set to hurt U.S. producers ...

Iran 's sudden but hardly unexpected about face in refusing to cooperate with the United Nations nuclear watchdog caused oil prices on Wednesday to leap forward by 3 percent, as analysts realized ...

The US Navy has been pivoting from a Cold War alignment toward a more modern, flexible fleet as the focus shifts to the ...