Author

Felix Callaghan

Felix Callaghan is a petroleum geologist with an oil and gas exploration company. He interprets well logs and core samples for exploration teams, working on sedimentary basins and subsurface resources. He has worked in geological exploration for 15 years and has a master’s degree in geological sciences. Callaghan lives near field operations, spending his working time examining rock strata and reservoir data.

Why Is Oil Not a Mineral? The Scientific Explanation Earth & Space
What Are Convection Currents and What Causes Them?Physics
Does Oil Regenerate? The Science of Oil Formation Earth & Space
Where Does Oil Come From? Debunking the Dinosaur Myth Earth & Space
Where Is Propane Found in Nature and How Does It Form?Chemistry
What Is an Aquiclude? Definition and Key Properties Earth & Space
What is a Lacustrine Environment?Earth & Space
Is Oil Actually a Fossil Fuel?Earth & Space
Is Oil Still Being Formed Today?Earth & Space
Why Does the Middle East Have So Much Oil?Earth & Space
Why Is the Supply of Fossil Fuels Dwindling?Environment
What Is a Gas Well and How Does It Produce Natural Gas?Earth & Space
What Are Gas Hydrates and Why Do They Matter?Earth & Space
What Is the Outlook for Future Geothermal Energy Sources?Physics
Is Earth Running Out of Helium?Earth & Space
What Is a Passive Margin and How Does It Form?Earth & Space
What Occurs During the Process of Rifting?Earth & Space
What Is the Difference Between Oil Sands in Utah and Alberta?Earth & Space
What Is a Rift Basin? Formation, Structure, and Resources Earth & Space
What Was the Iron Catastrophe and Why Did It Matter?Earth & Space
What Is Tight Oil and How Is It Extracted?Earth & Space
Why Does Oil Shoot Out of the Ground?Earth & Space
What Is a Basin in Geology and How Do They Form?Earth & Space
What Is Hydrothermal Metamorphism?Earth & Space
How Deep Does Fracking Go? From Surface to Shale Earth & Space
What Are Tar Sands and Oil Shale?Earth & Space
What Is a Curve Number in Hydrology?Earth & Space
Can Fracking Cause Sinkholes? The Science Explained Earth & Space
How Does Water Affect Metamorphic Processes?Earth & Space
How Does Cementation Lead to Lithification?Earth & Space