
Written by a model from the transcript; not yet reviewed.
This episode of No Priors features a tour and conversation with Isaiah Taylor, the founder and CEO of Valor Atomics, at their Utah nuclear facility. The discussion centers on the company's mission to build manufactured, safe nuclear reactors designed for planetary scale, with the ultimate goal of making energy ten times cheaper. Taylor explains how Valor breaks the traditional nuclear regulatory chicken-and-egg problem by leveraging Department of Energy authority for hardware iteration and testing, moving away from slow civil infrastructure models toward advanced manufacturing.
The conversation dives deep into the philosophy of hardware iteration, the importance of intrinsic passive safety, and the rejection of complex, simulation-heavy design approaches in favor of simple, scalable systems. Taylor also discusses the recent milestone of powering an Nvidia Blackwell chip directly with a nuclear reactor and outlines a vision for hyper-techno-industrialism, where cheap energy and autonomous manufacturing drive down the cost of physical goods.
Hosts welcome listeners and introduce the episode’s focus on nuclear energy and Valor Atomics.
Isaiah Taylor explains Valor’s goal to build scalable, cheap nuclear reactors and the company’s focus on hardware iteration.
Taylor outlines Valor’s emphasis on simple, safe reactor design and the company’s metric of reducing the time between successive reactor startups.
Taylor shares his family history with nuclear physics and his frustration that no one was building reactors at scale.
Taylor discusses how the Three Mile Island incident halted U.S. reactor construction and the shift from civil infrastructure to advanced manufacturing.
Taylor explains the two regulatory routes for nuclear development and how the DOE’s testing pathway enables faster iteration.
The team describes a planned test where the reactor is scrammed and all safety systems are shut down to show passive cooling can prevent meltdowns.
Valor hosts an AI chip powered by the reactor and a website that displays real‑time atom‑splitting data, showcasing the energy’s potential for AI compute.
Taylor discusses Valor’s strategy of verticalizing critical supply chain components to accelerate scale and reduce costs.
The team assembles a small RPS team, builds a reactor prototype in six weeks, and spends $400k, highlighting industry inefficiencies.
The vendor reacts negatively, labeling the startup unsafe and spreading rumors, illustrating the risk of challenging entrenched suppliers.
The founder explains why rapid, large-scale deployment of gigasites is the key to attracting customers and achieving a Ford/SpaceX moment for nuclear.
Scaling Nuclear Fissioninsight
Isaiah Taylor explains that nuclear energy has never had its Ford or Tesla moment. Valor Atomics aims to create manufactured reactors that are safer and more standardized, ultimately making energy ten times cheaper for humanity.
Utilizing DOE Testing Authoritystrategy
Taylor discusses how Valor bypassed the commercial NRC pathway by utilizing Department of Energy testing authority under an executive order, allowing them to rapidly get empirical data and turn on their reactor.
Demonstrating Passive Safetystory
Valor Atomics demonstrates a scram test where all electrical power and safety systems are turned off, relying entirely on the physical geometry of the reactor and passive circulation to remove decay heat without a meltdown.
Innovating Modular Citadel Concretestrategy
Valor invented a high-density, rebar-free grade of concrete cast into sine-wave shapes to prevent radiation leakage, allowing workers to stack a 78-inch bioshield in 42 hours instead of three months.
Powering an Nvidia Chip with Fissiondata
In a live demonstration, Valor connected an Nvidia Blackwell AI chip directly to their nuclear reactor, using the generated power to host the company website where visitors can see the exact number of uranium atoms split.
Building an In-House Reactor Systemstory
Faced with a $5 million vendor quote and a two-year timeline for the reactor protection system, Valor built their own working control system in six weeks with a small team for $400,000.
Energy as the Cost of All Thingsinsight
Taylor presents a thought experiment on hyper-techno-industrialism, arguing that as AI and robotics replace human labor with energy consumption, the ultimate cost of manufactured goods will simply become the cost of the energy required to make them.
“We are making nuclear reactors built for planetary scale. So nuclear fission is kind of an old technology.”
“We have nuclear reactors that are more manufactured than constructed, and they're extremely safe.”
“We want our designs to be as simple as possible. We would rather have a simpler machine that's easier to build.”
“If you can figure out how to make energy cheaper, you will have demand.”
“We are willing to verticalize anything that is necessary on our path to scale.”
“We eventually got the team together and said, guys, we're going to have to build our own RPS.”
“Everywhere in nuclear is like this. There are totally fake costs from an industry that is just totally anemic.”
“Venture capital in the United States is the best at underwriting tech risk of anywhere in the world.”
“We call it tick rate. That's a sort of a metric that we've designed around going critical in new systems.”
“Energy is the fundamental input to the quality of human life. If you look backward into time and say, how did humanity go from one standard of living to the next? It's always unlocked by cheaper energy, right?”
While the rest of the nuclear industry still relies on simulations and paper designs, Valar Atomics is busy splitting atoms. In fact, they just powered an NVIDIA Blackwell chip directly with a live nuclear reactor in order to power the world’s first nuclear powered website. Sarah Guo joins Valar Atomics founder and CEO Isaiah Taylor on-site at their reactor site in Utah to talk about how Valar is shifting nuclear energy from the theoretical to the practical by building and perfecting reactors via hardware iteration. Isaiah discusses why the US stopped building nuclear reactors in the 1970s, and how Valar utilized a little-known pathway via the Department of Energy, revived by a Trump administration executive order, to successfully develop and run their advanced reactor. He also shares Valar’s strategy for vertical integration, their venture-backed approach to financing, their giga-site plans, and why he believes cheap, abundant atomic energy has the power to vastly improve the quality of human life. Sign up for new podcasts every week. Email feedback to [email protected] Follow us on Twitter: @NoPriorsPod | @Saranormous | @EladGil | @isaiah_p_taylor | @valaratomics Chapters: 00:00 – Cold Open 00:57 – Isaiah Taylor Introduction 01:30 - Valar’s Mission and Origin 04:24 - Why Nuclear Development Stalled 07:18 - Reviving Nuclear through DoE and Executive Order 10:59 - Control Room Tour 16:17 - Misunderstandings About Nuclear 20:07 - Issues with Reliability 22:14 - Nuclear is a Hardware Execution Problem 24:32 - Timeline to Scale Production 26:32 - Introducing Ward 250 30:42 - Speed Through Simplicity 33:33 - AI Drives Nuclear Demand 35:02 - Running a Reactor with NVIDIA Blackwell 36:27 - Valar’s Nuclear Conviction 40:16 - Verticalization as Path to Scale 43:58 - Valar’s Control Skid 48:00 - Venture-Backed Nuclear 50:51 - Gigasite Strategy 53:11 - CEO Tick Rate 55:37 - Abundant Energy and Hyper-Techno Industrialism 1:01:27 – Conclusion
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