The movement to end the violence through the decriminalization of drugs has never had so much momentum. And it's never been easier to get involved.

The struggle to save the world's greatest communication network.

Thousands of workers may be at risk of chronic disease from the chemicals used to process coal—including MCHM, which recently contaminated the drinking water of nearly 300,000 West Virginia residents.

Members of the Rochester-based group Da Cloth have sent the tape to more than 150 inmates.

Curtis Acosta's classes in Mexican American Studies gave kids pride in their heritage—until the Arizona Legislature canceled them. That's when his students became activists, and some real-life lessons began.

On issue after issue, women prisoners have learned to be their own strongest advocates.

As natives and ranchers work together to oppose the Keystone XL pipeline, they're also learning to understand each other's history, culture, and relationship with the land.

On the frontlines of resistance to the Keystone XL pipeline, ranchers and tribal members join forces in a striking display of solidarity.

Dr. Edward Tick, co-founder of Soldier's Heart and author of "Heal the Warrior, Heal the Country," responds to winners of the Winter 2014 "Support for Veterans" essay competition.

Why did an elementary school math problem go viral? It has to do with a new set of federal education standards known as the Common Core.

A look at the growing influence of undocumented voices in the movement for immigrant rights.

Jazz singer Esperanza Spalding and company on standing up for people held without trial in America’s most controversial prison.