What is plastic?

#158 Rebroadcast Gemstones come in all sorts of colors, but how do they get them? Are different stones super different at the molecular level? How do these different colors happen naturally? And how can those colors be replicated in lab-made gemstones? Let's get into it. Referenc ...  Show more

Why does a pencil work so perfectly? Why does graphite leave marks on paper instead of just crumbling apart? And what do pancakes, honeycombs, geckos, and intermolecular forces have to do with any of it? This week we follow a simple pencil all the way down to carbon atoms, graphe ...  Show more

Plastic is everywhere. We know we should cut down on it where we can, but is plastic ever the answer? In this episode, a whole world of plastic you never knew about. Starting with: which bag is best: paper, plastic, or cotton? The answer might surprise you. Dan breaks down the pr ...  Show more

Plastic waste and pollution have become a global problem but is there any sign of a global solution? And how did we allow this to happen in the first place? Materials scientist and broadcaster, Professor Mark Miodownik, explores how we fell in love with plastic, why we've ended u ...  Show more

En 2022, le monde a produit 500 millions de tonnes de plastique. Et si on continue sur cette trajectoire, ce sera deux fois plus en 2060. Plus fou encore : la moitié des plastiques qui existent dans le monde ont été fabriqués depuis l’an 2000. En une vingtaine d’années tout ju ...

We know plastic is bad for the environment. Kareena’s chemistry superhero helps her understand how plastic also contributes to climate change - and how chemistry can help.Join Fun Kids Podcasts+: https://funkidslive.com/plusSee omnystudio.com/listener for privacy information.