The Mystery of the Barton Springs Salamander ...

Who invented the peanut butter and jelly sandwich? And how did it become one of the most famous lunches in America? In this episode, a question from listener Leila sends us on a trip through history to find out how peanut butter, jelly, and sliced bread came together to make the ...  Show more

Why do humans usually have five fingers on each hand? And what if one day, we could grow a new finger if we lost one? In this episode, a question from six-year-old listener Ayla sends us on a journey from tiny developing embryos to one of the most amazing animals on Earth: the ax ...  Show more

When a little girl, Ella Kissi-Debrah, suddenly got sick and landed in the hospital, doctors were stumped. In this episode, her mom, Rosamund, takes on the fight to find out what exactly happened to Ella. And the answer has BIG implications — for us all. We’ll hear from Rosamund ...  Show more

In 2017, a weird-looking space object called ʻOumuamua whipped past our sun. Now a Harvard scientist is suggesting it miiiight be an alien probe! So we’re revisiting this episode from a few years ago, where we ask: could aliens actually exist? Is there any chance they’ve visited ...  Show more

Many bats can live a bizarrely long time, and brush off viruses that kill people. How do they do it and what can we learn from them? Zoology Professor Emma Teeling and bat researcher and clinician Matae Ahn fly through the science. Find our transcript here: https://bit.ly/Science ...  Show more

Clive Anderson and George Egg are joined by Ian McMillan, Christina Lamb and Jenny Lecoat for an eclectic mix of conversation, music and comedy. With music from Jessie Buckley & Bernard Butler and Trombone Shorty.