OPEC Secretary General Haitham Al Ghais joins CNBC's Dan Murphy at the group's international seminar in Vienna to discuss oil demand and the future of energy.

In its World Oil Outlook 2050 report published Thursday, the Organization of the Petroleum Exporting Countriues left its forecasts for 2025 global oil demand growth unchanged at 105 million barrels per day.

The OPEC+ alliance, which includes countries such as Russia and Kazakhstan, will expand its share of global oil markets to 52% in 2050 from around 48% this decade as growth from rivals falters, according to the report. Concerns about outliving savings and healthcare costs are reshaping how "Peak 65" Americans and advisors approach income planning.

OPEC has excluded five of the world’s leading news organizations from covering its biennial oil seminar in Vienna, attended by the group’s ministers and senior industry executives.

The Organization of the Petroleum Exporting Countries (Opec) has excluded five of the world’s leading news organizations from covering its biennial oil seminar in Vienna, attended by the group’s ministers and senior industry executives.

CNBC's Brian Sullivan reports on news regarding OPEC's international seminar. With new power, Trump will move immediately to lay off federal workers Simon Cowell Stops ‘AGT' Audition, Asks Granddaughter to Sing Instead ‘Shut up,

OPEC has denied accreditation to five leading Western media outlets for its Vienna meeting, reviving tensions over press freedom and oil market transparency.

Saudi Arabia, the United Arab Emirates, and Kuwait—lined up on Wednesday to say that the super-sized addition of supply by the producer club at the weekend was needed by the global market. Oil prices eked out gains this week,