Forget bingo, tea dances and seaside trips. Residents from a chain of Seattle retirement homes are going on Pot for Beginners tours to learn about – and buy – cannabis in the city, where it’s now legal.

Photographer Ezra Soiferman: "I hope to inspire other artists ... I don’t want to be the only cannabis artist-in-residence — I want to be one of many.”

New businesses spring up and grow quickly when legal marijuana comes to a state.

There are millions of medicinal cannabis products available for purchase online, but the internet can be a hard place to buy stuff if you don’t really know what you’re looking for.

Washington farmers are legally planting hemp, but it’s unclear whether the crop will catch on.

Concern about side effects of narcotics and interest in more legal medical choices are leading to more seniors looking into cannabis options.

At the stroke of midnight, Nevada will become the fifth state in the country to allow customers to purchase marijuana for recreational use.

A bill to legalize industrialized hemp in Arizona is winding its way through the state legislature.