How is concrete made? And why does it matter?

This week Brains On is giving you an extra helping of Mystery Sounds… with a twist! Listen as our pals at Forever Ago try to stump you with history Mystery Sounds! Joy Dolo and co-host Gabi are having a history sound extravaganza! Join them as they listen to mystery sounds from t ...  Show more

Molly Bloom as a debater? It’s true! This is a sneak peek at a bonus episode we just shared in our Smarty Pass feed. Molly debates Sanden in a Smash Boom Best showdown between Cheetahs and Sloths. To hear the full, ad-free episode, join Smarty Pass. You also get access to all the ...  Show more

Concrete is the most widely used substance on earth after water. It’s quite literally the foundation of the modern world, and no wonder - it’s strong, cheap, and mouldable into nearly any shape.

But these benefits come at a cost: concrete production is responsible for ar ...

Today roads, sidewalks, bridges, and skyscrapers are made of a material called concrete. There's three tons of it for every person on Earth. It's also played a surprisingly large role in rising global temperatures over the last century. So, what exactly makes concrete problematic ...  Show more

Concrete is all around us: we use it to build our roads, buildings, bridges and much more. Yet over the last 2,000 years, the art of mixing cement and using it to bind concrete hasn't changed very much -- and it remains one of the world's biggest emitters of carbon. Entrepreneur ...  Show more