Let’s explain all of those confusing numbers, letters and terms to help you choose the right oil for your car.

The controversy surrounding actor Kim Soo-hyun and the late actress Kim Sae-ron has resurfaced — this time in a far more public and unsettling manner. Unlike previous online rumors, the latest ...

The oil and natural-gas company is working with bankers at Morgan Stanley on a strategic review of its chemicals operations, the people said. The process is in the early stages and Shell has yet ...