Have you heard of carbon nanotubes? Probably not. They sound like a futuristic technology that has lots of vaguely high-tech properties. And that is pretty much exactly what they are. Carbon nanotubes are made from similar materials to carbon fiber, and while the nanotubes do have structural applications like carbon fiber, they also do so, so much more. In this article, we’re going to break down the what, why, and how of carbon nanotubes so that you understand what they are, and why they actually matter to you. What Are Nanotubes?