Unsymmetrical dimethylhydrazine, better known in the aerospace world as UDMH, has carried crews and satellites into orbit for ...

[Hyperspace Pirate] built his oxygen concentrator around a pressure-swing adsorption system, which uses two tanks of a molecular sieve to selectively adsorb and purge nitrogen, leaving behind mostly ...

For the first time, Chinese astronauts have reportedly demonstrated artificial photosynthesis technology in orbit. They have successfully conducted experiments that mimic photosynthesis, converting ...

Traditional fossil fuels have low combustion efficiency and serious pollution, and the development of new energy conversion technologies such as wind energy and solar energy is limited by ...