The weakening economy around the world will drive down demand for oil in the coming months, according to OPEC, while the U.S. government warns that households will pay more for heat this winter.

Natural gas prices are soaring in the U.S. and around the world — and they're expected to keep climbing through the winter.

The dollar has continued to strengthen against the euro, and for the first time in decades, the two currencies are worth about the same.

It was seen as a way for Russia to prop up its currency and retaliate for Western sanctions, but it could cause global energy prices to spike. One analyst sees it as a warning to the rest of Europe.

The governments of the two European countries said Russian energy giant Gazprom informed them it was halting gas supplies starting Wednesday.

The Russian ruble lost nearly half its value when Russia invaded Ukraine. Since then, it has been the top-performing currency in the world.

A roundup of key developments and the latest in-depth coverage of Russia's invasion of Ukraine.

President Vladimir Putin issued a new directive as he attempts to leverage Russia's in-demand fuel to counter a barrage of Western sanctions.

Fear of higher energy prices led to a sharp sell-off on Wall Street, with the Nasdaq now in what's known as a bear market.

The global benchmark topped $115 briefly on Wednesday, just days after it crossed the triple-digit mark for the first time in seven years.

Announcements from Shell and BP will further hit Russia's tanking economy — and batter its image as a go-to place for oil and gas investments.

As much as 40% of Europe's natural gas supply comes from Russia, a reliance that puts U.S. allies like Germany in a jam when it comes to finding a sanctions solution to the crisis.

Decarbonizing involves installing things from solar panels to switching out gas stoves for electric stoves. The effort to decarbonize buildings will cut the city's carbon dioxide output by 40%.

As the Biden administration prepares to negotiate reductions in fossil fuel use at the Glasgow climate summit at the end of the month, U.S. coal production is actually up significantly this year.

Days of fighting in the northern port city of Palma have left dozens of civilians dead as security forces battled to turn back an assault by a suspected ISIS-linked insurgent group.