Hephaestus Exits Stealth Having Raised $17.2M to Supply Rare-Earth-Free HTS Superconductors and Build Low-Cost Fusion PowerContributed by: Business WireTagsOther ScienceTechnologyResearchOther DefenseEngineeringPublic Policy/GovernmentManufacturingNuclearDefenseOther EnergyVenture CapitalUtilitiesAlternative EnergyEnergyProfessional ServicesOther TechnologyArtificial IntelligenceWhite House/Federal GovernmentScienceHardwarefusion power