Shares of NuScale Power have fallen more than 60% from recent highs. Is now the time to buy?After decades of dormancy and stagnation, nuclear energy is roaring back to life. It's not hard to understand why. As a source of clean energy, nuclear can help companies and nations meet climate objectives. And as a source of reliable, round-the-clock power, nuclear can give artificial intelligence (AI) data centers the juice they need to support ever-growing computational demand.Not all nuclear energy stocks, howev ...