New 2026 cannabis bills in Mississippi, Hawaii, and Nebraska reveal the next wave of drug testing challenges for employers.

The post Colorado Marijuana Regulators Consider Major Changes to How Labs Test for Contaminants appeared first on ProPublica.

Although marijuana is still a Schedule I substance and illegal under federal law, many states have legalized its use in recent years. A Pew Research Center analysis found that 54 percent of Americans ...

The percentage of employees in the general U.S. workforce testing positive for marijuana following an on-the-job accident increased to its highest level in 25 years in 2022, according to an analysis ...

Arizona's marijuana-testing labs have decreased from 18 in early 2024 to 11 by mid-2025. Dispensary pressure to manipulate test results, financial difficulties and business disputes contributed to ...

Potential military recruits and prospective officers soon may not need to worry about drug testing if they recently used marijuana. A provision included in the draft text of a must-pass defense policy ...

LAKELAND — It looks like a room one might see in a science laboratory at MIT or perhaps in a National Institutes of Heath research facility. The main lab room at Modern Canna Science gleams with sleek ...