Recent molecular phylogenetic analyses and morphological studies have shown that it is necessary to revise the present morphology-based generic delineation of the lichen family Verrucariaceae in order ...

Yesterday, we looked at the relationship between drug use and economic patterns. We saw that drug use was associated with both higher levels of state economic output as well as higher levels of ...

We present a new generic classification of the largely Southern Hemisphere grass subfamily Danthonioideae. This classification is based on an almost completely sampled and well-resolved molecular ...

Cannabis may be on its way to being less restricted in the U.S. after a recent recommendation from the Health and Human Services Department to reschedule the drug's classification. Last week, the HHS ...

The Drug Enforcement Administration is reportedly planning to reclassify marijuana so it is no longer categorized as one of the most dangerous and addictive drugs—a decision that would fall short of ...