The overdose-reversal drug Narcan is displayed during training for employees of the Public Health Management Corporation on Dec. 4, 2018, in Philadelphia. (AP Photo/Matt Rourke, File) PHILADELPHIA (CN ...

A protester leads a chant Thursday outside the courthouse in Philadelphia where a federal judge heard 2019 arguments in a lawsuit to block what would be the country's first safe injection facility.

In California, and in other parts of the country, when oil is produced, water is produced with it. This “produced” water is an oil and water mix that is typically also briny and brackish. It is ...