TOKAMAK By sarah@technicacommunications.com Posted October 30, 2025 In TOKAMAK2025-10-302025-10-30https://technica.inc/wp-content/uploads/2025/06/new-logo-orange-2025.001.pngTechnica Communicationshttps://technica.inc/wp-content/uploads/2025/06/new-logo-orange-2025.001.png200px200px A torus, or donut-shaped, fusion device that uses powerful magnetic fields to confine plasma in a circular path. It is the most widely used fusion design.