A Protester Threw a Snowball. Federal Agents Responded With Tear Gas and Pepper Balls.

A new investigation from ProPublica and FRONTLINE examines federal agents’ response to protesters and bystanders at the Trump administration’s immigration sweeps. “We see, just, use of excessive force after use of excess force, ” one expert said.

American farmers bet on solar. Then Trump changed the rules.

We tracked how the collapse of federal rural energy support is ending solar projects across farm country — and costing some developers millions they'll never get back.

Europe Is Losing Its Industry To China’s Second Shock

Surging Chinese exports, a sliding renminbi and a depleted European industrial base are colliding — and Brussels has run out of time to respond.

When Anti-War Candidates Become War-Monger Presidents

Matt Duss, former foreign policy adviser to Sen. Bernie Sanders, on how Democrats can win on an anti-war platform and bring about real change.

Deep-diving robots help crack the mystery of Antarctica’s vanishing sea ice

Ten years ago, Antarctica's sea ice suddenly and dramatically declined. Scientists now blame a "very violent release" of deep, pent-up heat.