A cluster of recent theoretical papers has laid out mathematical frameworks for propelling spacecraft at speeds ranging from a significant fraction of the speed of light to, in the most ambitious ...

The ISS uses filtration, distillation and catalytic reactors to purify wastewater into safe drinking water for astronauts.

From reusable rockets to satellite mega-constellations, these companies are shaping the future of space in 2026. SpaceX: ...

First, the good news. Time travel isn't necessarily forbidden by the laws of physics. In fact, the mathematics underpinning Albert Einstein's theories of relativity offer up possibilities via the ...