NEW YORK/HOUSTON (Reuters) - U.S. oil producers are grappling with geological limits to production growth as the country's top oilfield ages and produces more water and gas and less oil - and may ...

Even as producers face higher gas and water output, the sheer volume of oil they can pump justifies production, said Clint Barnette, director of geology at Indigo Energy Advisors, a unit of ...

A 22-year-old student, among four students who were stabbed by some unidentified persons at a concert held at Panjab University's South Campus, succumbed to his injuries on Saturday, said police.