By Dharna Bafna Jan 22 (Reuters) - Nuclear energy startup General Fusion said on Thursday it will go public in the U.S. in ​a deal of about $1 billion with blank-check company Spring Valley Acquisition ‌Corp. III, as demand grows for cleaner power. The deal includes $105 million from a committed, ‌oversubscribed private investment in public equity and about $230 million of SVAC III's cash held in trust, General Fusion said. General Fusion said it expects the merger to close by mid-2026 and to list on N ...