Signal Hill: Caterpillar Roadshow
11 April 2025 - 50 minsA couple years ago, an entomologist named Martha Weiss got a letter from a little boy in Japan saying he wanted to replicate a famous study of hers. We covered that original study on Radiolab more than a decade ago in an episode called Goo and You – check it out here – and in addition to revealing some fascinating secrets of insect life, it also raises big questions about memory, permanence and transformation. The letter Martha received about building on this study set in motion a series of spectacular events that advance her original science and show how science works when a 12-year-old boy is the one doing it. Martha’s daughter, reporter Annie Rosenthal, captured all of it and turned it in...
Series Episodes
The Smell of Hell
What if the smell of death is actually the smell of life?
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Math Vs Machine
explicitMachines are answering our hardest problems... Does it matter if we don’t understand how?
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A 4-Track Mind
A neurologist issues a dare to a ragtime piano player and a famous conductor, then the impossible happens.
21 mins
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23 Weeks 6 Days
A tiny baby, born at 23 Weeks and 6 days—roughly halfway to full term. And a whole universe of medical and moral questions.
1 hour 3 mins
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