The Deadly Puzzle of Yellow Fever

April 18, 1806. In his study, President Thomas Jefferson signs a law that doesn’t look like an act of war. It bans imports. Leather. Silk. Glass. Playing cards. A strange list. A quiet move. But Jefferson is trying to confront one of the most powerful empires in the world, withou ...  Show more

This episode comes from Points North, a podcast about the land, water, and inhabitants of the Great Lakes. You can listen to Points North wherever you get your podcasts. Lake Champlain is more than 16 times smaller than Lake Ontario, the smallest Great Lake. But in 1998, Congress ...  Show more

“It’s like these men are being held in a bubble as science marches forward.” Mike tells Sarah how one of history's most unethical experiments came crashing down. Digressions include the history of penicillin, the power of TV movies and the mysterious diagnosis of "Sa ...

Carnival hits the streets in Rio de Janeiro, Brazil this week. As well as preparations for the crowds and colourful processions, health authorities have also been putting in extra measures to try to contain a huge outbreak of dengue fever. Last week a health emergency was declare ...  Show more

Scarlet fever is treatable with antibiotics, but in the middle of the 19th century, it was the leading cause of death in children in some parts of the world. Today, there are several ongoing mysteries about the disease.

Research:

This episode is brought to you by Wondery in partnership with National Geographic in anticipation of their new series, The Hot Zone. The three-night limited series is inspired by true events surrounding the origins of the Ebola virus and its arrival on US soil in 1989 ...