There’s a new kind of space race happening in our world right now, but unlike the flashiness that accompanied the actual race to get to outer space, this race is about something far less exciting: The battery. We know that the future will be powered by the battery, but current batteries don’t have the storage capacity necessary for triggering the energy revolution. That’s why companies across the world are using all sorts of materials in an attempt to reinvent the battery. Some are making batteries out of molten metal, others out of saltwater. Take a look here at the high-stakes race to create the battery of the future.