In this episode, Lily and Max find out whether stars are hot or cold, why stars shine, and how their colours can give us clues about their temperature.

Audio re-uploaded for technical reasons on 31st May 2026.

In this episode, Lily and Max discover how tiny bits of salt travel from rocks and rivers into the ocean, and why the sea ends up salty instead of sweet.

Audio re-uploaded for technical reasons on 31st May 2026.

In this episode, Lily and Max explore why planes do not need to flap like birds, and how clever wing shapes help them lift, glide, and soar through the sky.

Audio re-uploaded for technical reasons on 31st May 2026.

Little Ears, Big Ideas is a short, fun sciencepodcast for curious kids aged 5–9 and the grown-ups who love listening withthem.

Each bite-sized episode explores one big question about theworld.

With playful conversations and simple explanations, LittleEars, Big Ideas helps children discover science in a friendly, imaginative,and easy-to-understand way.

Perfect for car rides, after-school listening, bedtimecuriosity, or any moment when a child asks, “But why?”

New episodes weekly.