Inside the most sensational murder in the history of study abroad.

A series of mysterious, interconnected explorations of misdeeds and criminal activities.

"Did we remember anything about the van? White. We knew the color of their van. We thought more about it. Paint. The little girl’s dress. Was the dress white? Check. Now we began to see something. And what else was white? The sneakers. Check. The men were wearing white sneakers. Nothing dark on their feet. The sneakers didn’t have a speck of dark, neither did the van, check, neither did the girl’s dress, check, no dark, these men opposed anything dark and the men were—but we stopped. Dead end. The sack was black. They had put a dark sack over the girl’s head. The sack. How did the dark sack fit together with the white sneakers, white van, white dress? So why wouldn’t they just use a white sack? Black tangled into so much white."

A clue-filled children’s book, a golden hare, and Britain’s greatest treasure hunt.

On a Victorian-era murder case, and the novel it inspired.

The world’s foremost Sherlock Holmes expert found dead in a locked room, leaving no note.

There was something else, he said, something critical. On the eve of his death, he reminded me, Green had spoken to his friend Keen about an "American" who was trying to ruin him. The following day, Gibson said, he had called Green's house and heard a strange greeting on the answering machine. "Instead of getting Richard's voice in this sort of Oxford accent, which had been on the machine for a decade," Gibson recalled, "I got an American voice that said, 'Sorry, not available.

The body of a 38-year-old woman lay on her couch with the TV continuously running BBC for three years. Who was she, and why did it take three years for her to be discovered?

The wreckage has been found at the bottom of the Atlantic. But the mystery of how it got there—“no other passenger jet in modern history had disappeared so completely”—remains unsolved.

A DHL tycoon’s small plane disappeared near the Phillipines amidst rumors of children fathered with teenage Asian villagers. Every scrap of his DNA went missing, but that didn’t stop a forensic mathematician.