Alex and Sam explore the science and stories behind why so many cultures light up the dark in winter—from ancient stargazers to shadow puppets and glowing animal lanterns across the world.

Alex and Sam explore why humans invented festivals of light in the darkest months, comparing Diwali, Hanukkah, Yule, and even New Year celebrations across cultures—and uncover the science and stories behind this glowing tradition.

Alex and Sam explore butterflies you can count, a newly discovered blue octopus, World Cup excitement, an eleven-year-old planet hero, and a trip through ancient civilisations in today's episode.

Alex and Sam explore why humans are drawn to light in dark times, from Diwali’s lamps to ancient fire rituals, and how our brains react to bright celebrations.

Today’s episode explores butterflies you can count near your doorstep, a new hand-sized blue octopus species, a young planet protector, and a peek into ancient civilisations — plus a theatre bonanza in London.

Alex and Sam discover why festivals of light all over the world often happen in the darkest part of the year, and how our brains, bodies, and traditions turn darkness into sparkle.

Today's episode explores a brand new blue octopus, a chance for families to spot butterflies for science, theatre adventures for kids, and one planet-saving junior explorer.

Today, Alex and Sam take you on a journey from butterfly science and a world of theatre to junior journalists, curious kid conservationists, and the wonders of explosive stage experiments.

Alex and Sam explore how sparkling lights, glowing colors, and bright decorations chase away winter gloom in festivals from India to Scandinavia—and why humans everywhere need a little brightness when days are shortest.

Alex and Sam explore why so many cultures, from India to Scandinavia, celebrate light during the darker times of year — and dig into what science says about humans’ deep need for brightness, hope, and connection.