Over the course of millions of years, heat and pressure can transform the organic remains of animals and plants into crude oil. That's why they're called a fossil fuels — the long-dead creatures that ...

What is fracking? You may have heard about the effects this oil and gas extraction technique have on the environment, but its impacts extend far beyond that. Between 2007 and 2016, oil production in ...

A possible correlation between fracking and radon has been studied several times, but whether there's a link remains an unanswered question.

Any industrial activity near water reserves could, in principle, cause contamination. Isotope hydrology offers a unique combination of methods to monitor water quality and trace the source of ...

Fracking can be dated back to the 1860s but became dominant in US oil and gas production in the 2000s. Horizontal drilling and fracking as a combined technique grew in popularity in part because it ...