Don Ryan / AP To help it produce all the energy it needs, the Yakama Nation is planning a new sort of battery — using rocks. The idea is called advanced rail energy storage. It’s similar to other ...

Russian state-owned Energia rocket company has secured a patent for a novel spacecraft architecture designed to generate artificial gravity, a capability which could provide a huge boost for ...

According to the patent, habitable modules would rotate around a central axis to simulate gravity for crew by producing an outward-pushing centrifugal force. When you purchase through links on our ...