Tomatoes. Sunflowers. Influenza. Humans. Over the past three decades, DNA sequencing has allowed scientists to compile robust genetic profiles of organisms large and small, but Cannabis has remained a high-profile exception.
Eight states have legalized recreational use of the controversial...
After a slew of states voted to legalize recreational or medical marijuana earlier this month, more people than ever have access to legal cannabis. Even when it's not legal, people seem to get their hands on it anyway, as cannabis is the most widely-used illicit drug in the country...