622. Why Does Everyone Hate Rats?

Existing drugs can sometimes be repurposed to treat rare diseases. But making that match can be hard — and the financial incentives are weak. Guest host Steve Levitt tries to solve the puzzle. SOURCES: Chris Snyder, professor of economics at Dartmouth College. David Fajgenbaum, c ...  Show more

When Richard Thaler first published Nudge, the world was just starting to believe in his brand of behavioral economics. In this 2021 episode, we ask: How has nudge theory held up in the face of a global financial meltdown, a pandemic, and other existential crises? SOURCES:Richard ...  Show more

The first true lab rat was the Wistar rat, a strain specifically bred for biomedical research. In his “rat universe” experiments, John B. Calhoun placed large numbers of these rats in a controlled environment for more than a year, and found evidence for the same anxieties sparked ...  Show more

Let’s kick off Spooktober with… RATS: They love pizza. They invade taquerias at midnight. They scurry. They cuddle. They outsmart. They inspire movies that inspire musicals. Proving that not just woodsy megafauna can be charismatic, rats have lives we would never suspect. Glob ...

En 1901, la ville de Paris a organisé un concours de dératisation pour lutter contre la prolifération des rats. Ce concours, qui peut sembler insolite aujourd'hui, reflétait la lutte constante de la capitale contre les rongeurs à une époque où les rats représentaient un vérita ...

Animals are essential in maintaining ecosystem balance, but in some cases they can have the opposite effect. In the coastal city of Mombasa, Kenya, authorities are looking to cull 1 million Indian house crows. Conservationists say they are becoming a nuisance and have significant ...  Show more