Pennsylvania’s roughly 100,000 oil and gas wells produce wastewater that’s many times saltier than seawater and contains ...

Grace Manthey is the senior visual data journalist and data team coordinator for CBS News and Stations. She is an Emmy-winning journalist and visual storyteller with a passion for telling stories that ...

Natural products are small molecules produced naturally by any organism including primary and secondary metabolites. They include very small molecules, such as urea, and complex structures, such as ...