This Week’s Big Questions!
You’ve been sending in your brilliantly curious questions, and this week…
🍎 Why do apples turn brown?
💎 Why are diamonds unbreakable?
🫧 How are bubbles made?
🌍 What’s the science behind earthquakes?
⚡ How does electricity work?
🧪 What makes dishwasher tablets poisonous?
And join Principle Pulsar and his class as they discover all about what ‘Cosmic Rays’ are and where they come from.

Beyond the Last Star: Journey to the Edge of the Universe 🌌🚀
26:11

Why Doesn't the Sun Fall Down? ☀️🌌
13:48

Stephen Hawking’s Protégé: Inside the Mind of a Theoretical Physicist 🧠🛰️
29:00