Leaf development describes the coordinated morphogenesis process by which a leaf is formed, and grows to become a mature photosynthetic organ. It starts from the initiation of a primordium in the ...

Safe Leaf Society cofounder Andrea Raible said medical marijuana patients rely on labels to ensure products are safe. Contaminants can cause immediate and devastating reactions, she said.

Denver's annual marijuana-friendly gathering at Civic Center on or near April 20 is one of the biggest 4/20 celebrations in the world. The event added a free concert and vendor space in the late ...

Minnesota continued to splash the pot in a big way on Tuesday, landing three high-priced free agents early in the morning. Importantly, all three deals continued the Vikings' fortification of the ...