The post A Child Welfare Agency Doubted the Accuracy of Drug Tests Used in Court. The Testing Company Dodged Questions.

In 2019, Jared* was set to move across the country to start a new job at a clean-energy company. After he accepted the offer, the company told him he'd need to take a drug test, a requirement he says ...

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

The rate of substituted or invalid drug tests — an indication of tampering to hide drug use — rose more than six-fold in 2023 versus the prior year, according to a Quest Diagnostics analysis of 9.8 ...

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Tens of thousands of people are wrongfully arrested for crimes based on a false positive result from a field drug test each year, according to a recent study by researchers at the University of ...