E-bikes and motorcycles are great, but what if there were another way to get moving? What if there were a motor that didn't require the combustion of Odin's juice to get moving? Well, there are plenty ...

Have you ever imagined a bike powered not by gasoline or electricity, but by the simple act of heating and cooling air? It might sound like something out of a science fiction novel, but the concept is ...

The Stirling Engine is oneof those endlessly fascinating technologies. Though it can exactly approximatethe Carnot Cycle – theKing of heat cycle efficiency – it deviates rather substantially from ...

Multiple space agencies plan to return astronauts to the moon by the end of this decade. Along with commercial and international partners, these efforts aim to create infrastructure that will ensure a ...