Exxon Mobil and Chevron's recent major acquisitions raise a provocative question: does the U.S. still need two energy titans, or might it be more efficient for the two to join forces?

The Houston-based energy giant Chevron will lay off 575 employees from the Downtown Hess Tower following its $53 billion acquisition of Hess Corp ., according to the company.

Chevron is expected to lay off more than 500 employees in Houston this fall as part of its integration with Hess Corporation, the company confirmed Thursday.

This was the stock's third consecutive day of gains.

Exxon Mobil (XOM) closed the most recent trading day at $109.85, moving +1.21% from the previous trading session. The stock outperformed the S&P 500, which registered a daily gain of 0.78%. Elsewhere, ...

By Arathy Somasekhar HOUSTON (Reuters) -Zinc levels in flagship U.S. offshore crude Mars' production stream are now within ...