The Bird and The Balloon Telescope

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

We are joined by planetary scientist and NASA astronomer Prabal Saxena, who helps Cthunkle learn about gravity and the amazing James Webb Space Telescope, which launched on Christmas Day, December 25th, 2021. Lessons include: science and discovery can take time, and we can’t let ...  Show more

TED Fellow and astronomer Erika Hamden leads the team building FIREBall, a telescope that hangs from a giant balloon at the very edge of space and looks for clues about how stars are created. She takes us inside the roller-coaster, decade-long journey to get the telescope from an ...  Show more

Have you ever accidentally let go of a helium balloon and watched it float up … up … and away? It drifts way up in the sky until it’s just a tiny speck! But what would happen if a balloon made it all the way to outer space? We asked astrophysicist Amanda Farah to help us find the ...  Show more

To unlock this episode join Koko Club via this link https://kokoclub.supercast.com 🐨👑In tonight's premium bedtime story, there's magic in the air. On their walk back from a wonderful concert in the city, Hector and Sunny are surprised when a bell tolls and everything freezes ar ...  Show more