Ten years ago, when Ken Burns and Lynn Novick started working on their epic documentary about America’s war in Vietnam, that conflict could still rouse bitter passions — as evidenced by

Award-winning Arctic photographer Subhankar Banerjee says the Trump administration's plan to drill for oil in the Arctic National Wildlife Refuge will lead to more disasters.

After mobilizing millions of supporters around progressive policies at home, Senator Bernie Sanders unveils a foreign policy vision that criticizes US militarism and 'international oligarchy'.

It’s every politician’s worst nightmare. They wake up in the morning to find negative stories trending about them on Twitter. Angry comments, calls, emails from their constituents flood the airwaves.