In the world of 3D printing, plastic has been the base material of choice for most purposes. Metal, ceramics, and and graphite are also used, but on a smaller scale. Now, that list is being expanded to include transparent glass.
Engineers have tinkered with different reactor designs over the years, but an energy efficient fusion reactor remains elusive. Now, researchers are MIT claim that they've found a new material base for superconductors, enabling reactors to finally generate energy.