Anger over policing and inequality boiled over in 1967 in protests and violence across the United States. A landmark report warned that without major changes, it would happen again.

Politics, public health and a pandemic. What we didn’t learn from HIV.

In the 1980s, the attempted assassination of Ronald Reagan and the shooting of his press secretary, Jim Brady, led to the Brady Bill. Decades later, are there lessons from that fight for the Parkland students?

Decades after Dr. Jonas Salk opposed patenting the polio vaccine, the pharmaceutical industry has changed.  What does that mean for the development of innovative drugs and for people whose lives depend on them?

Plant-based meats may be high tech, but the ideas behind them have been around for decades.

Even in the #MeToo era, many people don't know that the Equal Rights Amendment never passed...because of one woman. Her name is Phyllis Schlafly.

The Cold War may be over, but an arms race continues, even as safeguards once in place have fallen away.

A skepticism of science has seeped into the classroom, and it’s revived attacks on one of the most established principles of biology – evolution.

Both political parties have always played the redistricting game. But some of today’s battles have roots in a civil rights case decided by the Supreme Court 30 years ago.

President Trump’s efforts to clamp down on White House leaks echoed a pattern set during the Nixon era.

Víctor Jara was a legendary Chilean folk singer and political activist, whose brutal killing during a military coup in 1973 went unsolved for decades. Now, his family may finally get justice.

How do some companies regain public trust after something goes seriously wrong, while others fail? A look at how Tylenol responded after someone spiked its pills with poison in the 1980s sheds some light.

Increasingly, wildfires affect populated areas. But 30 years ago, it was a huge fire in Yellowstone National Park that stoked media attention and political controversy.

An inmate population surge in the 1980s led to the growth of for-profit prisons. Today, despite their mixed record, private prison companies are overseeing the vast majority of undocumented migrants.

We tell the story of a little known chapter in American history, before Roe v. Wade, when a clandestine group provided thousands of women with illegal abortions in Chicago.

Retro Report explores decades of conspiracy theories -- from the John F. Kennedy assassination to Pizzagate -- and what they can tell us about how we view the world today.

From the 1930s to the 1950s a radical surgery -- the Lobotomy -- would forever change our understanding and treatment of the mentally ill.

A look at how the bitter hearings over Judge Robert Bork changed how nominees answer questions.

Author Rachel Carson's strike against the pesticide DDT turned her into both an environmental hero and a foil for those who believe regulation has gone too far. That fight is more relevant than ever.

As deportations rise under President Trump, churches and cities are declaring themselves sanctuaries for undocumented immigrants. It’s the latest chapter of a movement with a long history.