Analysis of public wastewater samples in Washington showed an increase in THC levels during the state's legalized cannabis boom.
While it's been legal in the US for months, a unit of hemp still doesn’t have a recognized name or an agreed-upon quantity. But some Oregon hemp growers are trying to change that.
A higher density of dispensaries was also linked to a more favorable view of cannabis.
A new study of ancient incense burners in western China has turned up some of the earliest evidence of cannabis smoking.
Canadian researchers release their five guidelines to help inform any cannabis-using parent-to-be on the plant's fertility risks.
A new case study has surprisingly shown that stopping cannabis use may not be necessary to alleviate cannabis hyperemesis syndrome.
A new study from Stanford University contradicts previous research that claimed cannabis legislation was eroding opioid use.