Community groups present health and environmental justice concerns to the EPA, alleging workers at Austin Master Services are coated in dangerous levels of radioactive waste.

Researchers and industry experts are sounding the alarm about the dangers that naturally occurring radiation in liquified natural gas could pose to workers and communities in the U.S. and Europe.

An investigation reveals elevated levels of radioactivity not far from a high school football stadium, and accounts from inspectors point to the contamination’s possible source.

A year-long investigation finds a major West Texas disposal site with a patchy record is also importing radioactive oilfield waste from abroad.