"The scary scenarios are, unfortunately, extremely plausible" if the critical Persian Gulf waterway stays effectively sealed, economist Paul Krugman said.

Stock futures dropped sharply and oil prices surged after Donald Trump's address about the Iran war failed to assure markets that the conflict would end soon.

Airline stocks have gotten hit as higher oil prices increase carrier expenses, raising worries of shrinking profits.

The Brent oil futures price is giving the market a false sense of security, said Amrita Sen, founder of Energy Aspects.

It's like the "Schrödinger's cat" thought experiment. There are two very different potential realities, and traders don't yet know which one is true.

U.S. oil futures notched their biggest daily gain since they were climbing back from the Covid crash six years ago to close out a whiplash, holiday-shortened week at $111.54 a barrel. Benchmark oil futures are now up 66% since the U.

When oil prices change, it affects your energy costs—and even the price of everyday items. Here’s why.

When geopolitical shocks send oil prices lurching higher, most energy investors reach for crude producers. That reflex comes with a painful hangover: the same forces that lift commodity prices can reverse just as fast.