Western sanctions on oil from places like Iran, Russia, and Venezuela have caused a growing number of oil tankers to shut off the tracking system that could alert authorities of their movements.

The expansion has boosted U.S. exports and brought down energy costs here at home.

It’s an international love story of sorts, featuring “thick, heavy, goopy crude oil.”

It’s largely about the chemistry of the oil and the mechanics of the refineries. In many cases, importing foreign crude is cheaper.

Stay with us here — think about chicken parts. Higher demand for white breast meat means an excess of chicken legs.

Higher prices can correlate with economic strength. Also, OPEC is holding back supply.

How settlers stole the wealth and resources of citizens of the Osage Nation, whose reservation land in Oklahoma was rich in oil.

The addition of American crude oil to the Brent benchmark had an immediate impact on global oil prices.

They’re making less on crude, more on refining it.

It’s not the most wrappable holiday gift, but it’s a popular one. Here’s why we’re seeing a dip in oil prices.