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Artwork for Tomorrow Unveiled: Your Weekly Tech Briefing
Tomorrow Unveiled: Your Weekly Tech Briefing · August 13 · 12 min

Underground Nuclear Reactors Are Getting DOE Approval. Here's Why.

On August 6, 2026, the Department of Energy approved Deep Fission's Nuclear Safety Design Agreement for its Gravity reactor—a pressurized water reactor designed to operate a mile underground. This is the first regulatory milestone in what could reshape nuclear power's footprint. But what's actually new here? The episode breaks down why geometry, not physics, is the real innovation. Watch on YouTube: https://www.youtube.com/watch?v=LL7NC0NI7s8

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On August 6, 2026, the Department of Energy approved Deep Fission's Nuclear Safety Design Agreement for its Gravity reactor—a pressurized water reactor designed to operate a mile underground. This is the first regulatory milestone in what could reshape nuclear power's footprint. But what's actually new here? The episode breaks down why geometry, not physics, is the real innovation.

Watch on YouTube: https://www.youtube.com/watch?v=LL7NC0NI7s8

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