CLASSIC: The Rise of Harvey Wiley's Poison Sq...

In this week's Classic episode: In 1918, as the planet was consumed by World War I, the government of California found itself combating an unexpected and catastrophic enemy: Ground squirrels. The rodents were wreaking havoc across the countryside, consuming crops left and right. ...  Show more

Most people think of yo-yos as a fun, old-school toy for kids: a pretty simple, clever device leveraging physics with a string and a weight. Yet as Ben, Noel and Max discover in today's episode, the story of the humble dates back into antiquity -- and the story of its evolution i ...  Show more

He was a military scientist for the CIA and worked on clandestine operations including MK-Ultra. As part of his job, Frank Olson witnessed some of the government's most horrific human experiments. But when he began to have second thoughts, he discovered quitting was impossible. H ...  Show more

Happy holidays, listeners! We're starting off our winter break by bringing you an episode from our colleagues at Science Vs about how a notorious murder case was solved with help from an unlikely source: a nuclear weapons lab. It’s the 1990s at a medical center in California, and ...  Show more

Could a group of serial murderers be kidnapping, drugging and drowning young men across the United States? Scores of young male college students have been found dead in what law enforcement calls accidental drownings -- but a team of retired detectives believe there's something m ...  Show more

In 1827, Edinburgh, Scotland was a world centre for anatomical study, but there was a shortage of cadavers for medical students to dissect. Two men, William Burke and William Hare, spotted a grim business opportunity. They began sourcing bodies - by any means possible... In this ...  Show more