What’s Inside of an Atom?

This is a rebroadcast of one of our favorite episodes from season 10! Ever wondered how dinosaurs left their footprints behind millions of years ago? We embark on a prehistoric adventure with renowned paleontologist Paul Olsen! Discover the secrets behind dinosaur tracks and how ...  Show more

You asked, we answered! In this mailbag episode, we're tackling three big kid questions: why does the ground keep spinning after you stop? Do magnets work in space? And could a peacock and a platypus ever be BFFs? We get answers from real experts, as well as reading your reviews ...  Show more

Melvyn Bragg and guests discuss an atomic particle that's become inseparable from modernity. JJ Thomson discovered the electron 125 years ago, so revealing that atoms, supposedly the smallest things, were made of even smaller things. He pictured them inside an atomic ball like a ...  Show more

For the past century, physicists have been building particle colliders as a way to learn about the fundamental laws of physics. Today we talk about why smashing particles together has proven to be such a powerful tool.

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We are all made of particles – but what are particles made of? It’s a question that’s been perplexing scientists for centuries - for so long, in fact, that listener Doug in Canada wants to know if there’s a limit to how much they can ever discover. CrowdScience heads out to CERN, ...  Show more

We're still in the dark about what 95 percent of our universe is made of — and the standard model for understanding particle physics has hit a limit. What's the next step forward? Particle physicist Alex Keshavarzi digs into the first results of the Muon g-2 experiment at Fermila ...  Show more