How is glass made?

We all know it’s important to use sunscreen in the hot Australian sun, but what exactly is sunscreen? And how does it work? Nij and the kids are joined by dermatologist Professor Pablo Fernández-Peñas for a slippery, summery and sparkling journey. 

It's time to get nosy as we answer: What is snot? What are boogers? How is snot made and why do we have it? Nij and the kids join Associate Professor Kim Murphy on a slimy slip and slide through some giant nostrils. 

Researchers have found tiny glass beads on the moon, created by meteorite strikes, with droplets of water attached. Learn how they work -- and how we might be able to harvest that water -- in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/moo ...  Show more

In places all over the world, there are ancient paintings in caves and on cliff walls that were made thousands of years ago by the people living there. But this was way before modern paints, and those people couldn’t mosey down to the craft store to buy their brushes…so how did t ...  Show more

Where in in the world did we come from? How in the world did we get here? Who in the world were our ancient ancestors? Join Guy Raz and Mindy Thomas as they travel back in time to discover the history of our big Homo sapien family! Also, how in the world can we help our human fam ...  Show more

A family planted seeds in their window boxes. What kind of pretty little plants will they see growing today?