As defined by the U.S. Geological Survey (USGS), heavy oil is a type of crude oil characterized by an asphaltic, dense, viscous nature (similar to molasses), and its asphaltene (very large molecules ...

Petroleum, formed from ancient marine life, is key for products like gasoline and plastics. It's found in everyday items from heart valves to insecticides, underpinning the modern economy. Investors ...

The notion that oil originates from the decomposition of dinosaurs has intrigued and fueled imaginations for decades. This popular misconception, however, strays far from the scientific truth. While ...

Nature has been transmuting dead life into black gold for millions of years, using little more than heat, pressure and time, scientists tell us. But with gas prices spiking more than $1 per gallon in ...