In many homicides, police believe they know the killer’s identity but can’t get a witness to cooperate.

On space rocks and the people who chase them.

Knowing she had the legal right to die helped Paralympic gold medalist Marieke Vervoort live her life.

On the owner’s 20-year evolution from disruptive force to formidable constant.

Too much has been lost already. The glue that holds humanity’s knowledge together is coming undone.

The agriculture industry has known for 40 years that using antibiotics can create superbugs. Only one company has taken the science seriously.

How a Chicago drug organization did business.

A historic Little Rock building and its owner, before and after a catastrophic fire.

A couple’s only son is killed in Iraq.

A psychological, historical and neurological look at Alcoholics Anonymous.

Driving cross-country in a chemical tanker.

An essay on PTSD.

How six different people live off six different, and wildly varying, incomes.

A conversation about beauty with an 86-year-old mathematician.

How a home-schooled teenager became an oxy kingpin.

A financier and his wife build a mansion in the jungles of Costa Rica, set up a wildlife preserve, and appear to slowly, steadily lose their minds. A spiral of handguns, angry locals, armed guards, uncut diamonds, abduction plots, and a bedroom blazing with 550 Tiffany lamps ends with a body and a mystery: Did John Felix Bender die by his own hand? Or did Ann Bender kill him to escape their crumbling dream?

“Offhand, there are maybe three times in my life I can clearly recall laughing at something really terrible. One: when my mother told me my grandfather had a heart attack. Two: when a friend and I were driving to Cape Cod and a huge bird careened into the windshield, instantly bonking itself dead. Three: when my friends tried to keep me from going home from a party because they thought my boyfriend might kill me.”

Diagnosed with a rare blood disease, the author reflects on illness and addiction.

A bookkeeper’s $9 million swindle, her lavish second life, and the boss who didn’t notice.

The bumpy ride from St. Petersburg and Moscow, through a Russia slipping back into the 19th century.

The fight to grant asylum to the translators who worked—and sometimes fought—alongside U.S. troops in Iraq and Afghanistan.

Why has the Palestinian cause failed to produce a Martin Luther King-like leader with a platform based on non-violence?

An interview with futurist Ray Kurzweil on the “Singularity” and the overlap between technology and spiritualism.

When Jeb Bush married his wife, it was the bravest thing he’d ever done. Her role in his life is still a mystery.

The brains behind the uncannily accurate Des Moines Register poll.