Why graphene hasn’t taken over the world…yet
– [Cory] It may not look like it, but I'm creating one of the strongest and most versatile materials on Earth, graphene. You've probably heard buzz about it. Graphene made…
How did the Enigma Machine work?
– [Jared] This is the Enigma machine. It looks like a typewriter but it has a very different purpose. During World War II it was used to keep messages secret…
How salt and sand could replace lithium batteries
We all know that the future of energy is in renewables. They were the world's cheapest source of power in 2020. This is very good news. But we've got just a small problem. How…