The story of Ota Benga, captured in the Congo, displayed at the World’s Fair, and brought to the Bronx Zoo in 1906.

On the experimental favela police force UPP (aka “The Big Skull”) and their efforts to clean Rio’s largest slum in advance of the World Cup and Olympics.

A profile of David Yerushalmi, the little-known Hasidic Jew from Brooklyn leading the campaign casting Islamic law as the greatest threat to American freedom since the cold war.

Twenty-five years ago, the tragedy at the World of Primates building broke the city’s heart and raised a loaded question: What, exactly, do we owe the animals in our care?

A look at the Mexican drug wars from the point of view of a narco’s mistress in Juárez.

On the history of Earth Day and the failure of the modern environmental movement.

Our entire way of life depends upon the “cold chain,” the network of artificially refrigerated spaces that have reshaped the modern world.

Learning of a plot against the life of the newly elected Lincoln, Alan Pinkerton decamps to Baltimore and infiltrates the conspiracy.

On the overstated effect of the Santa Ana winds on human behavior and the understated impact of climate change on LA’s seasons.

On the frontlines of extinction in the Gulf of California, where the vaquita faces its final days.

The author of The Hot Zone on how geneticists can help contain the current outbreak.

The U.S. Department of Justice investigates the Blackwater founder’s new firm.

A triple homicide, the alleged involvement of a Boston Marathon bombing suspect, and those caught up in the FBI’s ongoing investigation.

The death of the journalist who exposed dark secrets about Islamic extremism in Pakistan’s military.

The Runaways, their manager Kim Fowley, and the rape of the band’s bassist, long kept a secret.

How an alcoholic doctor simultaneously saved his own life and made what could be the medical breakthrough of the century.

How a journalism professor named Dan Sinker became the most entertaining part of the Chicago mayoral race.

A New Orleans football legend reached the pinnacle of the sport, playing in three Super Bowls. Then he disappeared.

For years, it was the largest portal for sex on the internet. Now its fate could shape the future of Silicon Valley.

The story of a lifelong addict and an unlikely friendship.

He dreamed of educating the children in his village. But soon he learned that it was dangerous for the Rohingya to dream.

Can the king of ultrarunning conquer a race as short as the marathon?

On the racially motivated destruction of Tulsa’s Greenwood district.

Why did Christie Smythe upend her life and stability for Martin Shkreli, one of the least-liked men in the world?

“The Anonymous mystique had allowed a group of incompetents to hijack, then discredit, an important grassroots movement in the eyes of national media.”