At Oak Ridge National Laboratory in Tennessee, a half-dozen workers are making what appear to be gray billiard balls.

Unlike alcohol, which has a long-established legal limit (0.08% BAC) and near-instant results from breathalyzers, THC and other drugs don’t behave the same way in the body. THC can linger in the ...

A new logo and pattern have been developed for the storied luxury SUV brand, but we're not so sure it was worth the effort.