NASA-Funded Solar Sail Uses Metamaterials to Generate More Power
The Advanced Diffractive MetaFilm Sailcraft could squeeze more energy out of light than traditional reflective sails.
A German Team Is Now Trying to Make the ‘Impossible’ EmDrive Engine
German physicists launched the SpaceDrive project to explore possible sources of error in EmDrive experiments. Their first experiment identified a possible source of false positives in past successful EmDrive tests.